Chapter 8 8.1 Consumption Choices 1) The change in total utility that results from a one-unit increase in the quantity of a good consumed is A) additional
... [Show More] utility. B) marginal utility. C) average utility. D) marginal utility per dollar. E) fractional utility. 2) Utility is A) the value of a good. B) the additional satisfaction received from consuming another unit of a good. C) the benefit or satisfaction from consuming goods and services. D) the practical usefulness of a good. E) equal to the price of a good. 3) Diminishing marginal utility means that A) Ralph will enjoy his second hamburger less than the first one. B) the utility from one hamburger is greater than the utility from two hamburgers. C) the price of two hamburgers is less than twice the price of one. D) the utility from eating two hamburgers will be more than twice the utility from eating the first one. E) hamburgers seem smaller as you eat more of them. 4) As more of a good is consumed, its A) marginal utility increases. B) marginal utility decreases. C) marginal utility remains unchanged. D) total utility decreases. E) total utility increases at an increasing rate. 5) What is marginal utility? A) the change in total utility divided by the price of a good B) the maximum amount of satisfaction from consuming a good C) the total satisfaction received from consuming as much of the good that is available for consumption D) the additional satisfaction received from consuming one more unit of a good E) the change in the price of a good divided by the change in total utility 6) John likes to eat apples, oranges, and pears. If John increases his consumption of oranges, ceteris paribus, marginal utility theory tell us that John's marginal utility of A) oranges decreases. B) apples decreases. C) pears decreases. D) oranges remains constant. E) oranges, apples, and pears all decrease. 7) The fact that your fourth slice of pizza does not generate as much satisfaction as your third slice is an example of A) consumer surplus. B) diminishing total utility. C) diminishing marginal utility. D) the paradox of value. E) the law of demand. Contact: [email protected] 8) Refer to Table 8.1.1. The value of B is A) 30. B) 47. C) 42. D) 18. E) 0. 9) Refer to Table 8.1.1. The value of C is A) 0. B) 13. C) 17. D) 50. E) 3. 10) Total utility is always A) greater than marginal utility. B) less than marginal utility. C) decreasing when marginal utility is decreasing. D) decreasing when marginal utility is increasing. E) increasing when marginal utility is positive. 11) Marginal utility equals A) total utility divided by price. B) total utility divided by the total number of units consumed. C) the slope of the total utility curve. D) the inverse of total utility. E) the area below the demand curve but above market price. 12) Total utility equals A) the sum of the marginal utilities of each unit consumed. B) the area below the demand curve but above the market price. C) the slope of the marginal utility curve. D) the marginal utility of the last unit divided by price. E) the marginal utility of the last unit consumed multiplied by the total number of units consumed. 13) According to the principle of diminishing marginal utility, as consumption of a good increases, total utility A) decreases and then eventually increases. B) decreases at an increasing rate. C) decreases at a decreasing rate. D) increases at an increasing rate. E) increases at a decreasing rate. 14) When total utility is increasing, marginal utility A) is negative. B) must be between zero and one. C) is either increasing or decreasing. D) is either positive or negative. E) is also increasing. 15) The first can of Sprite Jack drinks give him 22 units of utility and the second can gives him an additional 12 units of utility. How many units of utility do the two cans of Sprite give Jack? A) 17 B) 46 C) 34 D) 2 E) 36 16) The first can of Coke gives 15 units of utility to Witney, while the second can of Coke increases her total utility to 23. What is the marginal utility of the second can of Coke? A) 24 units B) 8 units C) 38 units D) 11.5 units E) 7.5 units 17) Table 8.1.2 gives total utilities for Jim and Sally. Which one of the following statements is true? A) Jim has increasing marginal utility. B) For Sally, the marginal utility of the third unit consumed is 6. C) If Jim consumes 2 units, his total utility is 34 units. D) Jim and Sally receive the same marginal utility from the third unit consumed. E) If Sally consumes 2 units, her total utility is 10 units. 18) A budget line is drawn with A) quantity of one good on the vertical axis and the quantity of the second good on the horizontal axis. B) price of one good on the vertical axis and the price of the second good on the horizontal axis. C) quantity of one good on the vertical axis and its price on the horizontal axis. D) quantity of one good on the horizontal axis and its price on the vertical axis. E) quantity of one good on the horizontal axis and its total utility on the vertical axis. 19) The budget line A) shows the limits to a household's consumption choices. B) shows the household's total utility. C) is downward sloping because it illustrates decreasing marginal utility. D) shows how a household’s consumption choices change as income changes. E) shifts outward as total utility increases. 20) The budget line shows the boundary between those combinations of goods and services that A) have positive marginal utility and those that have negative marginal utility. B) are available and those that are unavailable. C) are desirable and those that are undesirable. D) are affordable and those that are unaffordable. E) are normal goods and those that are inferior goods. 21) Sam buys gasoline and coffee each week. To draw his budget line for gasoline and coffee, Sam needs to know A) if his income is expected to rise in the future. B) if the price of gasoline is expected to rise in the future. C) if the price of coffee is expected to fall in the future. D) the goods that he considers to be substitutes for gasoline and for coffee. E) how much income he has to spend and the prices of one liter of gasoline and one cup of coffee. 22) The total utility from owning three skirts is equal to A) total income divided by the price of one skirt. B) total income divided by the amount spent to buy the three skirts. C) the sum of the marginal utility from the first skirt plus the marginal utility from the second skirt plus the marginal utility from the third skirt. D) three times the marginal utility from the first skirt. E) the total amount spent to buy the three skirts. 23) Marginal utility theory assumes that when Kelly decreases the number of hockey games that she attends each week from 3 to 2, her A) total utility increases. B) income increases. C) marginal utility increases. D) total utility is maximized. E) marginal utility is maximized. 8.2 Utility-Maximizing Choice 1) Sarah can consume either pizzas or hamburgers. The price of a hamburger is $1 and the price of a pizza is $5. Let MUh be the marginal utility of hamburgers and MUp be the marginal utility of pizzas. In consumer equilibrium, what must the ratio MUh/MUp equal? A) 1/5 B) 5/1 C) 1/1 D) 1/6 E) 4 2) Refer to Table 8.2.1. Consider Sam's utility from sailing and skiing. If the price of sailing is $10 per hour and the price of skiing is $20 per hour, Sam will choose to spend A) all his time sailing. B) all his time skiing. C) more time sailing than skiing. D) more time skiing than sailing. E) the same amount of time sailing and skiing, since they give the same amount of utility. 3) Refer to Table 8.2.1. Consider Sam's utility from sailing and skiing. The price of sailing is $10 per hour and the price of skiing is $20 per hour; Sam's income to spend on these activities is $80. In consumer equilibrium, Sam will sail for A) 3 hours and ski for 2 hours. B) 2 hours and ski for 4 hours. C) 4 hours. D) 4 hours and ski for 2 hours. E) 8 hours. 4) If a consumer spends all his income and his marginal utility per dollar is equal for all goods, then A) marginal utility is maximized. B) total utility is maximized. C) he cannot be better off even with more income. D) the proportion of income spent on each good must be equal. E) the number of units bought of each good must be equal. 5) Which one of the following is not true in consumer equilibrium? A) The total utilities of all goods are equal. B) The consumer is maximizing utility, given her income and the prices of goods and services. C) The marginal utility per dollar is equal for all goods. D) Given prices and her income, the consumer finds that any other choice of goods to consume would lower her utility. E) The consumer will not change her choices unless prices or income change. 6) Refer to Table 8.2.2. Henry is maximizing his utility by consuming 3 bags of popcorn and 3 bottles of pop. What is the ratio of the price of popcorn to the price of pop? A) 1/2 B) 1 C) 3/4 D) 4/3 E) 6/5 7) Refer to Table 8.2.2. What is the total utility if 3 bags of popcorn and 2 bottles of pop are consumed? A) 150 B) 310 C) 490 D) 660 E) 100 8) Let MUA and MUB stand for the marginal utility of goods A and B, respectively. Let PA and PB stand for the price of goods A and B, respectively. Which statement must hold for consumer equilibrium? A) MUA = MUB B) MUA = MUB and PA = PB C) MUA/MUB = PB/PA D) MUA/MUB = PA/PB E) MUAPA = MUBPB 9) Let MUA and MUB stand for the marginal utility of goods A and B, respectively. Let PA and PB stand for the price of goods A and B, respectively. Assume that for a given consumer MUA and MUB are equal to each other, and PA is greater than PB. In this case, the consumer is better off if he consumes A) more of good A and less of good B. B) less of good A and more of good B. C) equal amount of goods A and B. D) good B only. E) neither good A nor good B. 10) Advise Sarah how to maximize her utility if MUA = 8, MUB = 20, PA = 4 and PB = 5. A) Consume equal amounts of both goods. B) Consume more of good A and less of good B. C) Consume more of good B and less of good A. D) Lower the price of good B. E) Raise the price of good A. 11) To determine consumer equilibrium we need to know only A) prices and income. B) total utility and income. C) marginal utility and income. D) prices, income, and marginal utility. E) prices and marginal utility. 12) Harold can consume either pens or milkshakes. The price of a pen is $1, and the price of a milkshake is $1. Harold figures that when his income is spent, his marginal utility from pens will be 10 and his marginal utility from milkshakes will be 8. Harold is better off A) by consuming more pens and fewer milkshakes. B) by consuming more pens and more milkshakes. C) by consuming fewer pens and fewer milkshakes. D) by consuming fewer pens and more milkshakes. E) only if he makes more income. 13) According to the marginal utility theory, consumers A) maximize utility and minimize marginal utility. B) maximize utility and equalize marginal utility per dollar across all goods. C) save part of their income for future consumption. D) maximize utility by spending the most on the least expensive good. E) maximize utility by spending the least on the least expensive good. 14) In consumer equilibrium, A) total utility is maximized given the consumer's income and the prices of goods. B) marginal utility is maximized given the consumer's income and the prices of goods. C) marginal utility per dollar is maximized given the consumer's income and the prices of goods. D) the marginal utility from each good is equal. E) marginal utility per dollar is zero. 15) Samir consumes apples and bananas and is in consumer equilibrium. The marginal utility from his last apple is 10 and the marginal utility from his last banana is 5. If the price of an apple is $0.50, then what is the price of a banana? A) $0.05 B) $0.10 C) $0.25 D) $0.50 E) $1.00 16) Suppose a consumer spends all his income. His marginal utility per dollar on X is 4 and marginal utility per dollar on Y is 2. We know that A) utility can be increased by increasing the consumption of X and decreasing the consumption of Y. B) utility can be increased by decreasing the consumption of X and increasing the consumption of Y. C) the price of Y must be eight times the price of X. D) utility is maximized. E) the price of Y must be one-third the price of X. 17) Refer to Table 8.2.3. To attain consumer equilibrium, the first $4 of income is used to purchase A) 2 units of good X. B) 3 units of good X. C) 4 units of good Y. D) an amount of X and Y that cannot be determined from the table. E) 2 units of good Y and 1 unit of X. 18) Refer to Table 8.2.3. If income is $13, then utility is maximized when consumption is A) 6 units of X and 1 unit of Y. B) 5 units of X and 3 units of Y. C) 4 units of X and 5 units of Y. D) 3 units of X and 7 units of Y. E) 2 units of X and 9 units of Y. 19) For a consumer to maximize utility from a given income, A) the marginal utility from each good must be maximized. B) the total utility from each good must be maximized. C) the marginal utilities of all goods and services consumed must be equal. D) the marginal utility per dollar from all goods and services consumed must be equal. E) the amount of each good consumed per dollar must be equal. 20) Suppose you are consuming hot dogs and Cokes and believe you are receiving maximum total utility from the meal for your entire budget of $12. The price of a hot dog is $2 and the price of a Coke is $2. Which one of the following can you conclude? A) The total utility from hot dogs is maximized. B) The marginal utilities from hot dogs and Cokes divided by the quantity of each good must be equal. C) The total utilities from hot dogs and Cokes must be equal. D) You are purchasing three hot dogs and three Cokes. E) The marginal utilities from hot dogs and Cokes must be equal. 21) Refer to Table 8.2.4. Suppose the price of X is $1 and the price of Y is $1. How much of each should you purchase to maximize utility from a total expenditure of $11? A) 3 units of X and 8 units of Y B) 4 units of X and 7 units of Y C) 5 units of X and 6 units of Y D) 6 units of X and 5 units of Y E) 7 units of X and 4 units of Y 22) If Ms. Petersen is maximizing her utility in the consumption of goods A and B, which one of the following statements must be true? A) MUA = MUB B) MUA/PA = MUB/PB C) MUA/PB = MUB/PA D) TUA = TUB E) TUA/PA = TUB/PB 23) Which one of the following is not an assumption of marginal utility theory? A) People derive utility from their consumption. B) More consumption yields more total utility. C) Utility can be measured. D) Marginal utility diminishes with more consumption. E) Consumers maximize total utility. 24) If Soula is maximizing her utility and consuming two goods that have the same marginal utility, she A) buys only one. B) buys equal quantities of both. C) is paying the same price for each good. D) receives the same total utility from each good. E) none of the above 25) A consumer maximizes his utility by purchasing 2 units of good X at $5 per unit and 3 units of good Y at $7 per unit. What is the ratio of the marginal utility from X to the marginal utility from Y? A) 5/7 B) 7/5 C) 2/3 D) 3/2 E) 10/21 26) Shelley is maximizing utility in her consumption of mansions and Porsches. If the marginal utility of her last purchased mansion is twice the marginal utility of her last purchased Porsche, then we know A) Shelley buys twice as many mansions as Porsches. B) Shelley buys twice as many Porsches as mansions. C) Shelley buys more Porsches than mansions, but we do not know how many more. D) the price of a mansion is twice the price of a Porsche. E) the price of a Porsche is twice the price of a mansion 27) Sergio is maximizing utility in his consumption of beer and bubble gum. If the price of beer is greater than the price of bubble gum, then we know A) Sergio buys more beer than bubble gum. B) Sergio buys more bubble gum than beer. C) the marginal utility from the last purchased beer is greater than the marginal utility from the last purchased bubble gum. D) the marginal utility from the last purchased bubble gum is greater than the marginal utility from the last purchased beer. E) the marginal utilities from the last purchased beer and bubble gum are equal. 28) In consumer equilibrium, a consumer equates the A) total utility from each good. B) marginal utility from each good. C) total utility per dollar on each good. D) marginal utility per dollar on each good. E) total income spent on each good with total utility from each good. 29) If the marginal utilities from two goods are not equal, then the consumer A) cannot be in equilibrium. B) should increase consumption of the good with the lower marginal utility. C) should decrease consumption of the good with the lower marginal utility. D) may possibly be in equilibrium. E) will definitely be in equilibrium. 30) Geneva is not at her consumer equilibrium for movies and music downloads. Why? A) Her average utility from movies does not equal her average utility from music downloads. B) Her total utility from movies does not equal her total utility from music downloads. C) Her marginal utility from the last movie she attended does not equal her marginal utility from the last music download she downloaded. D) Her average utility from movies does not equal her total utility from music downloads. E) Her marginal utility per dollar from the last movie she attended does not equal her marginal utility per dollar from her last music download. 31) Martha and Sarah have the same preferences, face the same prices, and have the same income. Sarah's utility is measured in units while Martha's is measured in units squared. Select the best response. A) Martha and Sarah will choose to consume the same set of goods. B) Martha's and Sarah's marginal utility per dollar will be equal. C) Martha's and Sarah's marginal utilities will be equal. D) Martha and Sarah will have equal total utility. E) Martha and Sarah will not choose to consume the same set of goods. 32) John and Sally have identical preferences except Sally's utility units are exactly 10 times that of John's. Both have the same income and face the same prices. Choose the best response. A) John consumes 10 times the amount that Sally consumes. B) John receives 1/10 the satisfaction that Sally receives. C) Both will consume the same amount of all goods. D) John and Sally will have equal total utility. E) John and Sally will have equal marginal utility. 33) Billy likes chocolate bars and popcorn. Chocolate bars sell for $1.50 each and popcorn sells for $3 a bag. Currently he is in consumer equilibrium with marginal utility per dollar on popcorn equal to 100. What is the marginal utility per dollar on chocolate bars? A) 50 B) 100 C) 200 D) 25 E) 0.5 34) The relative price of beer to bacon is 2:1. If Bob's current consumption is at a level where MUbeer/MUbacon is 1:2, then to maximize total utility Bob must A) consume more beer and less bacon. B) not change his current consumption of beer and bacon. C) consume less beer and more bacon. D) raise the price of beer. E) consume twice as much beer and half as much bacon. 35) Max has $35 a day to spend, and he can spend as much time as he likes on his leisure pursuits. Windsurfing equipment rents for $10 an hour, and snorkeling equipment rents for $5 an hour. If Max equalizes the marginal utility per hour from windsurfing and from snorkeling, he A) maximizes his total utility. B) can increase his total utility by spending less time windsurfing and more time snorkeling. C) can increase his total utility only if the price of windsurfing equipment rentals decreases. D) can increase his total utility by spending more time windsurfing and less time snorkeling. E) maximizes his marginal utility per dollar. 36) Refer to Table 8.2.5. Cindy enjoys golf and tennis. The table shows the marginal utility she gets from each activity. Cindy has $70 a month to spend, and she can spend as much time as she likes on her leisure pursuits. The price of an hour of golf is $10, and the price of an hour of tennis is $5. Cindy decides to golf for 5 hours a month and play tennis for 4 hours a month. If Cindy spends a dollar more on golf and a dollar less on tennis, her total utility ________. If Cindy spends a dollar less on golf and a dollar more on tennis, her total utility ________. A) decreases; decreases B) increases; decreases C) decreases; increases D) increases; increases E) does not change; does not change 37) Danny has $12 to spend on two goods: pies and pop. The price of a pie is $4, and the price of a can of pop is $2. To maximize his utility, Danny buys A) 2 pies and 2 cans of pop. B) 3 pies and no pop. C) the combination that gives him the same marginal utility per dollar on pies as on pop. D) 6 cans of pop and no pie. E) the combination that gives him the same total utility from pies as from pop. 38) When Kathryn is at her consumer equilibrium, she is A) consuming the combination of goods that is at the midpoint of her budget line. B) consuming a combination of goods that is located inside her budget line. C) consuming a combination of goods that is located outside her budget line. D) consuming a combination such that the marginal utility from good X divided by the marginal utility from good Y equals the price of good X divided by the price of good Y. E) on the midpoint of her demand curve. 39) If Katie purchases two slices of pizza and six breadsticks to maximize her total utility, then A) a slice of pizza costs three times as much as a breadstick. B) her marginal utility from the second slice of pizza divided by the price of a slice of pizza is equal to her marginal utility from the sixth breadstick divided by the price of a breadstick. C) a breadstick costs three times as much as a slice of pizza. D) she spends more on pizza than she spends on breadsticks. E) her marginal utility from the second slice of pizza equals her marginal utility from the sixth breadstick. 40) With a given income and prices of goods, Marcus is in consumer equilibrium when A) he purchases the same amounts of all goods. B) his marginal utility from all goods is maximized. C) his marginal utility from all goods is equal. D) he maximizes total utility. E) his total utility per dollar is equal for all goods. 41) If the price of a good increases, everything else remaining the same, then the consumer's total utility A) decreases. B) increases. C) decreases if the good has no substitutes and remains the same if the good has at least one substitute. D) increases if the good has no substitutes and remains the same if the good has at least one substitute. E) remains the same. 42) The marginal utility per dollar from pizza is greater than the marginal utility per dollar from pop. To maximize utility, a consumer buys A) less pizza and more pop. B) equal quantities of pizza and pop. C) more pizza and less pop. D) more pizza and more pop. E) less pizza and less pop. 43) Cindy has $70 a month to spend, and she can spend as much time as she likes playing golf and tennis. The price of an hour of golf is $10, and the price of an hour of tennis is $5. If Cindy equalizes the marginal utility per hour from golf and from tennis, she A) can increase her total utility by spending less time golfing and more time playing tennis. B) can increase her total utility by spending more time golfing and less time playing tennis. C) maximizes her total utility. D) can increase her total utility only if the price of golf decreases. E) cannot increase her total utility. 8.3 Predictions of Marginal Utility Theory 1) Chuck and Barry have identical total utility schedules but Chuck has a much higher income. If each is maximizing his total utility, then A) they will have equal total utilities. B) Chuck will have lower total utility than Barry. C) Chuck will have lower marginal utility than Barry for each normal good consumed. D) Chuck will have higher marginal utility than Barry for each normal good consumed. E) they will have equal marginal utilities for each normal good consumed. 2) Harold can consume apples and oranges. He likes them equally well and currently is in consumer equilibrium. Then the price of oranges rises, while his income remains the same. What will happen to his consumption? A) Consumption of oranges increases; consumption of apples decreases. B) Consumption of oranges increases; consumption of apples increases. C) Consumption of oranges decreases; consumption of apples decreases. D) Consumption of oranges decreases; consumption of apples increases. E) Consumption of oranges decreases; consumption of apples could either increase or decrease. 3) As a consumer's income decreases, marginal utility theory predicts that A) the price of normal goods falls. B) the demand for normal goods decreases. C) the demand for all goods decreases. D) the demand for normal goods increases. E) total utility increases. 4) Billy likes candy and popcorn. Candy sells for $0.50 a bag and popcorn sells for $1 per bag. Currently he is in consumer equilibrium. Then the price of candy rises to $1 a bag. Which statement is true in the new consumer equilibrium? A) The marginal utility from popcorn will increase. B) Marginal utility per dollar on candy will be equal to 2. C) Total utility will increase. D) The marginal utility from candy will decrease. E) The marginal utility from candy will be equal to the marginal utility from popcorn. 5) Devon enjoys windsurfing and snorkeling. His total utility from each activity is summarized in Table 8.2.1. Devon has $35 to spend. How long will Devon choose to windsurf and to snorkel? A) 1 hour windsurfing and 5 hours snorkeling B) 2 hours windsurfing and 3 hours snorkeling C) 3 hours windsurfing and 1 hour snorkeling D) 4 hours windsurfing and no hours snorkeling E) 2 hour windsurfing and 4 hours snorkeling 6) Consider Devon's utility from snorkeling and windsurfing in Table 8.2.1. Devon has $55 to spend. What are Devon's choices for time spent on the two activities? A) 1 hour of windsurfing and 9 hours of snorkeling B) 2 hours of windsurfing and 7 hours of snorkeling C) 3 hours of windsurfing and 5 hours of snorkeling D) 4 hours of windsurfing and 3 hours of snorkeling E) 5 hours of windsurfing and 1 hour of snorkeling 7) Consider Devon's total utility from snorkeling and windsurfing in Table 8.2.1. Suppose that Devon's total income rises from $35 to $55, ceteris paribus. Given that Devon changes his choice of windsurfing and snorkeling, what is his income elasticity for windsurfing? A) zero B) 28.6 C) 44.4 D) 0.64 E) 1.55 8) Consider Devon's total utility from snorkeling and windsurfing in Table 8.2.1. Suppose Devon's total income is $35. If the price of windsurfing rises to $20 per hour, how long does Devon choose to windsurf and to snorkel? A) 1 hour of windsurfing and 3 hours of snorkeling B) 2 hour of windsurfing and 7 hours of snorkeling C) 3 hours of windsurfing and 5 hours of snorkeling D) 4 hours of windsurfing and 3 hours of snorkeling E) 5 hours of windsurfing and 1 hour of snorkeling 9) Consider Devon's total utility from snorkeling and windsurfing in Table 8.2.1. Suppose Devon's total income is $35. If the price of windsurfing rises to $20 per hour, what is Devon's elasticity of demand for windsurfing? A) 1.0 B) 0.67 C) 1.5 D) 10 E) 1.33 10) Consider Devon's total utility from snorkeling and windsurfing in Table 8.2.1. Suppose Devon's total income is $35. If the price of windsurfing rises to $20 per hour, what is Devon's cross elasticity of demand of snorkeling with respect to the price of windsurfing? A) 1.0 B) 0.67 C) 1.5 D) 10 E) 1.33 11) Bikes and roller blades are substitutes. Marginal utility theory predicts that when the price of a bike rises, the quantity of bikes demanded A) decreases and the demand curve for roller blades shifts rightward. B) decreases and the demand curve for roller blades shifts leftward. C) decreases and a movement occurs down along the demand curve for roller blades. D) increases and the demand curve for roller blades shifts rightward. E) increases and the demand curve for roller blades shifts leftward. 12) Beverly is currently in consumer equilibrium. An increase in her income A) increases her total utility. B) decreases her total utility. C) increases her marginal utility from all goods. D) decreases her marginal utility from all goods. E) increases her consumption of all goods. 13) Ron starts out in consumer equilibrium, consuming two goods, X and Y. The price of Y rises. Immediately after the rise in price A) MUX/PX > MUY/PY, and then Ron increases his consumption of Y. B) MUX/PX > MUY/PY, and then Ron decreases his consumption of Y. C) MUX/PX < MUY/PY, and then Ron increases his consumption of Y. D) MUX/PX < MUY/PY, and then Ron decreases his consumption of Y. E) MUX/PX > MUY/PY, and then Ron increases his consumption of X and Y. 14) Ron starts out in consumer equilibrium, consuming two goods, X and Y. The price of X rises. Immediately after the rise in price A) MUX/PX > MUY/PY, and then Ron increases his consumption of X. B) MUX/PX > MUY/PY, and then Ron decreases his consumption of X. C) MUX/PX < MUY/PY, and then Ron increases his consumption of X. D) MUX/PX < MUY/PY, and then Ron decreases his consumption of X. E) MUX/PX > MUY/PY, and then Ron increases his consumption of X and Y. 15) Ron starts out in consumer equilibrium, consuming two goods, X and Y. Ron's income rises. At this point, we can definitely conclude that A) MUX/PX > MUY/PY, and then Ron increases his consumption of X. B) MUX/PX > MUY/PY, and then Ron decreases his consumption of X. C) MUX/PX < MUY/PY, and then Ron increases his consumption of X. D) MUX/PX < MUY/PY, and then Ron decreases his consumption of X. E) none of the above. 16) If the price of a good rises, then in the new consumer equilibrium all of the following are true except A) the marginal utility from consuming the good will be higher than before the price rise. B) the quantity of the good consumed decreases. C) the quantity of substitutes consumed increases. D) the marginal utility from substitutes will be lower than before the price rise. E) the marginal utility from the good equals its new higher price. 17) If the price of a good falls, then in the new consumer equilibrium A) the marginal utility from consuming the good will be higher than before. B) the quantity of the good consumed decreases. C) the quantity of substitutes consumed increases. D) the marginal utility from substitutes will be lower than before the fall in price. E) none of the above 18) If income rises, then in the new consumer equilibrium A) the marginal utility from normal goods increases. B) the marginal utility from normal goods decreases. C) the marginal utility from inferior goods increases. D) total utility from inferior goods increases. E) both B and C 19) If income falls, then in the new consumer equilibrium A) the marginal utility from normal goods increases. B) the marginal utility from normal goods decreases. C) the marginal utility from inferior goods increases. D) total utility from normal goods increases. E) total utility from inferior goods decreases. 20) Utility is similar to temperature because A) both are positive. B) both are negative. C) both have units of measurement that are arbitrary. D) both are observable. E) both are measured in the same scale. 21) Other things remaining the same, marginal utility theory implies that a rise in the price of a good A) increases the consumer surplus. B) decreases the consumer surplus. C) leaves consumer surplus unchanged. D) has an effect on consumer surplus that cannot be determined. E) decreases consumer surplus by the amount equal to the total utility of all goods consumed before the price rise but not after the price rise. 22) The paradox of value as it applies to diamonds and water can be explained by A) distinguishing between utility and price. B) water having a high level of marginal utility relative to diamonds. C) water having a low price relative to diamonds. D) the fact that utility can't be measured. E) distinguishing between total utility and marginal utility. 23) The high price of diamonds relative to the price of water reflects the fact that, at typical levels of consumption, A) the total utility of water is relatively low. B) the total utility of diamonds is relatively high. C) the marginal utility of water is high. D) the marginal utility of diamonds is relatively low. E) the marginal utility of diamonds is greater than the marginal utility of water. 24) Which one of the following statements is true? A) Since consumers of a good consume this good until the price equals the value of the last unit, they clearly get no benefit from consuming this good. B) Consumers choosing between goods X and Y will set MUX = MUY. C) The value of a good to a consumer is measured by the price. D) Consumer surplus on a unit of a good will never be zero. E) If the marginal utility per dollar of good X is less than the marginal utility per dollar of good Y, then the consumer should shift some spending from X to Y. 25) The paradox of value A) is that values are the same for different people. B) is that economists can calculate marginal utility, even though utility is unmeasurable. C) is resolved by an appeal to the law of diminishing total utility. D) remains unresolved by economists. E) is resolved by an appeal to the difference between marginal utility and total utility. 26) Childcare workers often get paid fairly low wages, yet it is said that they have "the most important job in the world." This paradox can be resolved by A) distinguishing between price and value. B) distinguishing between marginal utility and total utility. C) noting that childcare yields no utility since it is a service. D) noting that marginal utility does not diminish for childcare. E) noting that marginal utility is constant for childcare. 27) With respect to water and diamonds, water A) has a higher marginal utility. B) has a lower marginal utility. C) has a lower total utility. D) is cheaper than diamonds because it has a lower total utility. E) has zero marginal utility. 28) The value of a good relates to A) total utility, while price relates to consumer surplus. B) consumer surplus, while price relates to total utility. C) marginal utility, while price relates to consumer surplus. D) marginal utility, while price relates to total utility. E) total utility, while price relates to marginal utility. 29) Which of the following is not a prediction of marginal utility theory? A) Other things remaining the same, the higher the price of a good, the smaller the quantity demanded. B) Other things remaining the same, the lower the price of a good, the greater the quantity demanded. C) Other things remaining the same, the lower the price of a good, the smaller is the consumption of substitutes for that good. D) The law of demand. E) Diminishing marginal utility. 30) You are consuming hot dogs and Cokes and believe you are maximizing utility for your entire budget of $12. The price of a hot dog is $2 and the price of a Coke is $2. Suppose the price of hot dogs rises to $4 and the price of a Coke remains at $2. You adjust your consumption of hot dogs and Cokes and believe you are once again receiving maximum total utility from the meal. Which one of the following can you conclude? A) The total utility from hot dogs is maximized. B) The marginal utilities from hot dogs and Cokes must be equal. C) The marginal utility from hot dogs must rise compared to the marginal utility from Cokes. D) You are purchasing 2 hot dogs and 2 Cokes. E) You are purchasing 1 hot dog and 4 Cokes. 31) If a consumer's income increases and if all goods are normal goods, A) the quantity bought of each good decreases. B) the quantity bought of some normal goods increases and of other normal goods decreases, but we can't make an accurate prediction. C) some goods become inferior because it isn't possible to buy all goods. D) the quantity bought of each good increases. E) the supply of all goods increases and the marginal utility from all goods decreases. 32) The paradox of value asks why A) bad things happen to good people. B) the price of water is low and the price of a diamond is high, but water is essential to life while diamonds are not. C) the good die young. D) total utility is greater than marginal utility. E) the standard of living is higher in North America than in South America. 33) Marginal utility theory predicts that a rise in the price of a banana results in A) the demand curve for bananas shifting rightward. B) the demand curve for bananas shifting leftward. C) a movement upward along the demand curve for bananas. D) a movement downward along the demand curve for bananas. E) the demand curve for bananas shifting rightward and the supply curve for bananas shifting rightward. 34) Which of the following statements is true? A) Marginal utility theory predicts that an increase in a consumer's income increases consumption of all goods. B) It is possible to derive the law of demand — that a higher price decreases the quantity demanded — using marginal utility theory. C) Marginal utility theory makes no prediction about a consumer's responses to hikes in the prices of the goods and services he or she consumes. D) Marginal utility theory predicts that all goods are normal goods and that all goods are substitutes for each other. E) It is possible to derive the law of demand — that a higher price decreases demand — using marginal utility theory. 35) Bianca consumes pizza. Marginal utility theory predicts that when the price of pizza increases, A) Bianca's total utility from pizza will increase. B) Bianca's marginal utility from pizza will not change. C) Bianca's demand curve for pizza will shift leftward. D) Bianca will buy less pizza. E) Bianca will buy more pizza. 36) Lucy buys only magazines and CDs. Both are normal goods. Lucy's income decreases, but the prices of magazines and CDs do not change. Marginal utility theory predicts that A) Lucy buys more magazines and more CDs. B) Lucy buys fewer magazines and fewer CDs. C) Lucy's demand curve for magazines shifts leftward. D) Lucy's demand curve for CDs shifts leftward. E) B, C, and D are correct. 37) Marginal utility theory derives A) an upward-sloping demand curve. B) a downward-sloping demand curve. C) an upward-sloping supply curve. D) a downward-sloping supply curve. E) a vertical supply curve. 38) Marginal utility theory predicts that when a consumer's income decreases, the consumer A) buys fewer normal goods. B) buys more normal goods. C) buys fewer inferior goods. D) buys less of all goods. E) buys more of all goods. 39) Ben spends $50 a year on 2 bunches of flowers and $50 a year on 10,000 litres of tap water. Ben is maximizing utility and his marginal utility from water is 0.5 units per litre. Ben's expenditure on flowers and water illustrates the paradox of value because Ben's marginal utility from flowers is ________ his marginal utility from water, and his total utility from flowers is ________ than his total utility from water. A) greater than; greater B) less than; less C) greater than; less D) less than; greater E) the same as; less 40) Jim has made his best affordable choice of muffins and coffee. He spends all of his income on 10 muffins at $1 each and 20 cups of coffee at $2 each. Now the price of a muffin rises to $1.50 and the price of coffee falls to $1.75 a cup. Jim can still afford to buy 10 muffins and 20 cups of coffee. Jim will buy ________ muffins and ________ coffee. A) more; fewer B) fewer more C) more; more D) fewer; fewer E) the same quantity of; the same quantity of 8.4 New Ways of Explaining Consumer Choices 1) Which of the following barriers to rational choices are studied by behavioural economics? A) bounded rationality B) bounded willpower C) bounded self-interest D) the endowment effect E) all of the above 2) Neuroeconomics studies all of the following concepts except A) the prefrontal cortex. B) the hippocampus. C) the production possibilities frontier. D) dopamine. E) anxiety and fear. 3) The three limitations on human rationality that behavioural economics emphasizes are A) bounded rationality, bounded utility, and bounded self-interest. B) bounded rationality, bounded willpower, and bounded self-interest. C) bounded utility, bounded willpower, and bounded self-interest. D) bounded rationality, bounded willpower, and bounded utility. E) bounded rationality, bounded surplus, and bounded utility. 4) Behavioural economics and neuroeconomics seek to achieve A) the reason why we do not always make rational economic decisions. B) a method of using willpower and self-interest to gain utility maximization. C) a theory in which consumers are always utility-maximizers. D) a new method for the human brain to work out rational choice. E) the rational concepts that support the law of demand and the law of supply. 5) Behavioural economics A) studies the activity of the human brain when a person makes an economic decision. B) studies psychology by using the economist's toolbox. C) studies the ways in which limits on the human brain's ability to compute and implement rational decisions influences economic behaviour. D) was used extensively in the development of marginal utility theory. E) all of the above 6) Billy Jean loves to read and she has decided that she will buy all of her books at the bookstore at the outlet mall. One day she is in Chapters and sees a book from the Globe and Mail Best Sellers list that she wants to read and she decides to buy it. Buying the book means that she will not be able to take her Mom out for coffee this week. Billy Jean's decision is an example of A) bounded economics. B) bounded self-interest. C) bounded willpower. D) bounded rationality. E) bounded anomalies. 7) A behavioural economist will explain Tom's donation to charity by saying that Tom is displaying A) the endowment effect. B) bounded rationality. C) bounded self-interest. D) bounded willpower. E) the neuro effect. 8) If Sean thinks that the choice between going to Olive Garden or Red Lobster is simply too confusing, a behavioural economist will explain that Sean is showing A) the endowment effect. B) bounded rationality. C) bounded self-interest. D) bounded willpower. E) irrational behaviour. 9) According to a behavioural economist, a person who is unwilling to sell the last kilogram of rice he purchased for the same price that he paid for it is displaying A) the endowment effect. B) bounded rationality. C) bounded self-interest. D) bounded willpower. E) rational behaviour. 10) Gene plays another hour of computer games rather than study for the hour even though he knows that the next day when he takes his test he will regret his decision. Gene is showing A) the endowment effect. B) bounded rationality. C) bounded self-interest. D) bounded willpower. E) bad judgment. 11) Lucky buys hats for $20, but Lucky will not sell one of her hats for less than $35. Lucky is A) displaying the endowment effect. B) making decisions using her prefrontal cortex. C) exhibiting bounded self-interest. D) showing unbounded willpower. E) a behavioural economist. 12) Bounded self-interest A) is limited by the computing power of the human brain. B) prevents us from making a decision that we know, at the time of implementing the decision, we will later regret. C) is the tendency for people to value something more highly simply because they own it. D) results in sometimes suppressing our own interests to help others. E) is the tendency for people to value something more highly simply because a friend owns it. 13) Refer to Fact 8.4.1. Setting personal records for eating can be reconciled with marginal utility theory A) only if there is a money price assigned to the record. B) only if the price of ballpark food decreases for each subsequent purchase made by a fan in the all-you-can-eat seats. C) if we also assign utility values to gaining the record. D) if we eliminate the principle of diminishing marginal utility. E) by considering the paradox of value. 14) Refer to Fact 8.4.1. The idea of ________ is consistent with the information in the news clip. A) the endowment effect B) bounded self-interest C) bounded rationality D) bounded willpower E) bounded social interest Chapter 10 Organizing Production 10.1 The Firm and Its Economic Problem 1) A firm's goal is to A) maximize revenue. B) maximize cost while minimizing revenue. C) maximize profit. D) minimize costs. E) minimize risk. 2) A firm's total opportunity cost of production is the sum of the cost of using resources A) bought in the market. B) owned by the firm. C) supplied by the firm's owner. D) bought in the market and supplied by the firm's owner. E) bought in the market, owned by the firm, and supplied by the firm's owner. 3) The implicit rental rate A) is the firm's opportunity cost of using the capital it owns. B) is paid with cash. C) has two components: economic depreciation and foregone interest. D) both A and C are correct. E) both B and C are correct. 4) Which one of the following is included in the implicit rental rate of capital? A) economic depreciation B) the cost of electricity C) the cost of raw materials D) the cost of low-skilled labour E) the cost of heating 5) Which one of the following statements about the implicit rental rate of capital is true? A) It is the market value of capital. B) It is the opportunity cost to a firm of using its own capital. C) It includes normal profit. D) It is the amount paid for the use of land or buildings. E) It is the depreciated value of capital. 6) The difference in the market value of a new van owned by a firm and the market value of the same van one year later is A) economic depreciation. B) physical depreciation. C) economic deterioration. D) physical deterioration. E) conventional depreciation. 7) Economic depreciation is A) the same as depreciation calculated by an accountant. B) equal to economic profit minus normal profit. C) the change in the market value of capital over a given period. D) the deterioration of the physical appearance of a capital. E) paid in cash. 8) Flora's Flowers bought a new van last year for $10,000. It can now sell the van for $8,500. To buy this year's model of the same van it would have to pay $11,000. What is the one-year amount of economic depreciation? A) $2,500 B) $1,500 C) $1,000 D) $10,000 E) $3,500 9) Flora's Flowers bought a new van last year for $10,000. It can now sell the van for $8,500. To buy this year's model of the same van it would have to pay $11,000. What is the implicit rental rate using the car for one year at a zero percent interest rate? A) $2,500 B) $3,500 C) $1,000 D) $10,000 E) $1,500 10) Flora's Flowers bought a new van last year for $10,000. It can now sell the car for $8,500. To buy this year's model it would have to pay $11,000. Flora's also had to take out a $9,000 loan to buy the van which had to be paid back in yearly installments of $3,300 per year over three years. What is the implicit rental rate of the first year's use of the van? A) $2,800 B) $1,300 C) $1,800 D) $13,300 E) $4,800 11) The implicit rental rate to a firm of owning a building is A) the sum of economic depreciation and foregone interest. B) economic depreciation only. C) foregone interest only. D) the cost of using an alternative building. E) the rent paid on the building 12) Gerald is a freelance writer who could work for a newspaper at $25,000 a year but instead runs his own business making revenue of $40,000 a year. His only business expenses are $1,000 for writing materials and $12,000 for rent. What is Gerald's economic profit from working as a freelance writer? A) $2,000 B) $28,000 C) $15,000 D) $25,000 E) $27,000 13) Economic profit equals total revenue minus A) the cost of resources b [Show Less]