发布时间 : 星期日 文章经济学原理 微观 第五版测试题库(07)更新完毕开始阅读e174331759eef8c75fbfb327
Chapter 7/Consumers, Producers, and the Efficiency of Markets ? 473
42. Refer to Table 7-5. If the market price of an orange increases from $0.60 to $1.05, total consumer surplus
a. increases by $2.90. b. decreases by $2.25. c. decreases by $2.70. d. decreases by $3.85.
ANS: B
NAT: Analytic MSC: Applicative
DIF: 3 REF: 7-1 LOC: Supply and demand
TOP: Consumer surplus
43. Refer to Table 7-5. If the market price of an orange increases from $0.70 to $1.40, total consumer surplus
a. increases by $2.50. b. decreases by $0.80. c. decreases by $2.50. d. decreases by $3.40.
ANS: C
NAT: Analytic MSC: Applicative
DIF: 3 REF: 7-1 LOC: Supply and demand
TOP: Consumer surplus
44. Refer to Table 7-5. Who experiences the largest loss of consumer surplus when the price of an orange
increases from $0.70 to $1.40? a. Alex b. Barb c. Carlos
d. All three individuals experience the same loss of consumer surplus.
ANS: A
NAT: Analytic MSC: Applicative
DIF: 3 REF: 7-1 LOC: Supply and demand
TOP: Consumer surplus
45. Refer to Table 7-5. Who experiences the largest gain in consumer surplus when the price of an orange
decreases from $1.05 to $0.75? a. Alex b. Barb c. Carlos
d. Alex and Barb experience the same gain in consumer surplus, and Carlos’s gain is zero.
ANS: D
NAT: Analytic MSC: Applicative
DIF: 3 REF: 7-1 LOC: Supply and demand
TOP: Consumer surplus
46. Refer to Table 7-5. Which of the following statements is correct?
a. Neither Barb’s consumer surplus nor Carlos’s consumer surplus can exceed Alex’s consumer
surplus, for any price of an orange.
b. All three individuals will buy at least one orange only if the price of an orange is less than $0.25. c. If the price of an orange is $0.60, total consumer surplus is $4.90. d. All of the above are correct.
ANS: A
NAT: Analytic MSC: Analytical
DIF: 3 REF: 7-1 LOC: Supply and demand
TOP: Consumer surplus
474 ? Chapter 7/Consumers, Producers, and the Efficiency of Markets
47. You are offered a free ticket to see the Chicago Cubs play the Chicago White Sox at Wrigley Field. Assume
the ticket has no resale value. Willie Nelson is performing on the same night, and his concert is your next-best alternative activity. Tickets to see Willie Nelson cost $40. On any given day, you would be willing to pay up to $50 to see and hear Willie Nelson perform. Assume there are no other costs of seeing either event. Based on this information, at a minimum, how much would you have to value seeing the Cubs play the White Sox to accept the ticket and go to the game? a. $0 b. $10 c. $40 d. $50
ANS: B
NAT: Analytic MSC: Analytical
DIF: 3 REF: 7-1 LOC: Supply and demand
TOP: Consumer surplus
48. A drought in California destroys many red grapes. As a result of the drought, the consumer surplus in the
market for red grapes
a. increases, and the consumer surplus in the market for red wine increases. b. increases, and the consumer surplus in the market for red wine decreases. c. decreases, and the consumer surplus in the market for red wine increases. d. decreases, and the consumer surplus in the market for red wine decreases.
ANS: D
NAT: Analytic MSC: Applicative
DIF: 3 REF: 7-1 LOC: Supply and demand
TOP: Consumer surplus
49. Olaf would be willing to pay $35 to attend a dog show, but he buys a ticket for $20. Olaf values the dog
show at a. $15. b. $20. c. $35. d. $50.
ANS: C
NAT: Analytic MSC: Applicative
DIF: 2 REF: 7-1 LOC: Supply and demand
TOP: Consumer surplus
50. If a consumer places a value of $15 on a particular good and if the price of the good is $17, then the
a. consumer has consumer surplus of $2 if he or she buys the good. b. consumer does not purchase the good. c. market is not a competitive market.
d. price of the good will fall due to market forces.
ANS: B
NAT: Analytic MSC: Applicative
DIF: 2 REF: 7-1 LOC: Supply and demand
TOP: Consumer surplus
51. If a consumer places a value of $20 on a particular good and if the price of the good is $25, then the
a. consumer has consumer surplus of $5 if he buys the good. b. consumer does not purchase the good.
c. price of the good will rise due to market forces. d. market is out of equilibrium.
ANS: B
NAT: Analytic MSC: Applicative
DIF: 2 REF: 7-1 LOC: Supply and demand
TOP: Consumer surplus
Chapter 7/Consumers, Producers, and the Efficiency of Markets ? 475
52. If a consumer is willing and able to pay $20 for a particular good and if he pays $16 for the good, then for that
consumer, consumer surplus amounts to a. $4. b. $16. c. $20. d. $36.
ANS: A
NAT: Analytic MSC: Applicative
DIF: 2 REF: 7-1 LOC: Supply and demand
TOP: Consumer surplus
53. Kelly is willing to pay $68 for a pair of shoes for a wedding. She finds a pair at her favorite outlet shoe store
for $48. Kelly's consumer surplus is a. $10. b. $20. c. $48. d. $68.
ANS: B
NAT: Analytic MSC: Applicative
DIF: 2 REF: 7-1 LOC: Supply and demand
TOP: Consumer surplus
54. Brock is willing to pay $400 for a new suit, but he is able to buy the suit for $350. His consumer surplus is
a. $50. b. $150. c. $350. d. $400.
ANS: A
NAT: Analytic MSC: Applicative
DIF: 2 REF: 7-1 LOC: Supply and demand
TOP: Consumer surplus
55. Josh is willing to pay $40 for a haircut, but he is able to pay $25 at the local salon. His consumer surplus is
a. $0 because the cost exceeds his maximum willingness to pay. b. $15. c. $25. d. $65.
ANS: B
NAT: Analytic MSC: Applicative
DIF: 2 REF: 7-1 LOC: Supply and demand
TOP: Consumer surplus
56. Suppose Lauren, Leslie and Lydia all purchase bulletin boards for their rooms for $15 each. Lauren's
willingness to pay was $35, Leslie's willingness to pay was $25, and Lydia's willingness to pay was $30. Total consumer surplus for these three would be a. $15. b. $30. c. $45. d. $90.
ANS: C
NAT: Analytic MSC: Applicative
DIF: 2 REF: 7-1 LOC: Supply and demand
TOP: Consumer surplus
476 ? Chapter 7/Consumers, Producers, and the Efficiency of Markets
57. Suppose Bart, Benjamin, and Brent each purchase a particular type of electric pencil sharpener at a price of
$20. Bart’s willingness to pay was $22, Benjamin's willingness to pay was $25, and Brent's willingness to pay was $30. Which of the following statements is correct?
a. Had the price of the pencil sharpener been $26 rather than $20, only Brent would have been a
buyer.
b. Brent’s consumer surplus is the smallest of the three individual consumer surpluses. c. For the three individuals together, consumer surplus amounts to $60.
d. The fact that all three individuals paid $20 for the same type of pencil sharpener indicates that each
one placed the same value on that pencil sharpener.
ANS: A
NAT: Analytic MSC: Applicative
DIF: 2 REF: 7-1 LOC: Supply and demand
TOP: Consumer surplus
58. Suppose Katie, Kendra, and Kristen each purchase a particular type of cell phone at a price of $80. Katie’s
willingness to pay was $100, Kendra’s willingness to pay was $95, and Kristen's willingness to pay was $80. Which of the following statements is correct?
a. For the three individuals together, consumer surplus amounts to $35.
b. Having bought the cell phone, Kristen is better off than she would have been had she not bought it. c. Had the price of the cell phone been $95 rather than $80, Katie and Kendra definitely would have
been buyers and Kristen definitely would not have been a buyer.
d. The fact that all three individuals paid $80 for the same type of cell phone indicates that each one
placed the same value on that cell phone.
ANS: A
NAT: Analytic MSC: Applicative
DIF: 2 REF: 7-1 LOC: Supply and demand
TOP: Consumer surplus
59. Sarah buys a new MP3 player for $135. She receives consumer surplus of $25 on her purchase if her
willingness to pay is a. $25. b. $110. c. $135. d. $160.
ANS: D
NAT: Analytic DIF: 2 REF: 7-1 TOP: Consumer surplus
MSC: Applicative
60. Noah drinks Dr. Pepper. He can buy as many cans of Dr. Pepper as he wishes at a price of $0.50 per can. On a
particular day, he is willing to pay $0.95 for the first can, $0.80 for the second can, $0.60 for the third can, and $0.40 for the fourth can. Assume Noah is rational in deciding how many cans to buy. His consumer surplus is a. $0.50. b. $0.85. c. $1.05. d. $1.20.
ANS: B
NAT: Analytic MSC: Applicative
DIF: 2 REF: 7-1 LOC: Supply and demand
TOP: Consumer surplus
61. Janine would be willing to pay $50 to see Les Misérables, but she buys a ticket for only $30. Janine values the
performance at a. $20. b. $30. c. $50. d. $80.
ANS: C
NAT: Analytic MSC: Applicative
DIF: 2 REF: 7-1 LOC: Supply and demand
TOP: Willingness to pay