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《微观经济学》试卷A本试卷适用于试卷所需时间120分钟。
闭卷考试，总分100分。考试日期：
题号 | 一 | 二 | 三 | 四 | 五 | 总分 |
分数 | | | | | | 二胡曲谱大全简谱 |
评卷人 | | | | | | okbuy |
| | | | | | |
一、单项选择题：（共20小题，每题1分，共20分）
1. The adage, “There is no such thing as a free lunch,” means:
A. To get something we like, we usually have to give up another thing we like.
B. Even people on welfare have to pay for food the days.
C. The cost of living is always increasing.
D. All costs are measured in dollars.
2. The invisible hand works to promote general well-being in the economy primarily through
A. government intervention B. the political process
雪圈C. lf interest D. altruism
3. If a good is “normal,” then an increa in income will result in
A. no change in the demand for the good
B. a decrea in the demand for the good
C. an increa in the demand for the good
D. a lower market price
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4. Wheat is the main input in the production of flour. If the price of wheat increas, all el equal, we would expect
A. the supply of flour to be unaffected B. the supply of flour to decrea
C. the supply of flour to increa D. the demand for flour to decrea
5. A person who lives to be on the a in a boat would tend to have what type of demand for boats?
A. elastic B. inelastic C. unit elastic D. weak
6. Suppo the price of product X is reduced from $1.45 to $1.25 and, as a result, the quantity of X demanded increas from 2,000 to 2,200. Using the midpoint method, the price elasticity of demand for X in the given price range is
A. 2.00 B. 1.55 C. 1.00 D. 0.64.
紫菜虾米汤7. A perfectly inelastic demand implies that
A. buyers decrea their purchas when the price ris.
B. buyers respond substantially to an increa in price.
C. buyers increa their purchas only slightly when the price falls.
D. buyers purcha the same amount when the price ris or falls.
8. A legal maximum price at which a good can be sold is a
A. price floor B. price stabilization C. price ceiling D. price support
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9. The minimum wage is an example of
A. a price ceiling B. a price floor
C. a free-market process D. an efficient labor allocation mechanism
10. Which of the following is the most correct statement about tax burdens?
A. A tax burden falls most heavily on the side of the market that is elastic.
B. A tax burden falls most heavily on the side of the market that is inelastic.
C. A tax burden falls most heavily on the side of the market that is clor to unit elastic.
D. A tax burden is distributed independently of relative elasticities of supply and demand.
11. If a consumer is willing and able to pay $15.50 for a particular good but the price of the good is $16.00, then
A. the consumer would have consumer surplus of $0.50.
B. the consumer would not purcha the good and would not have any consumer surplus.
C. the consumer would increa his/her willingness and ability to pay by earning more.
D. the market must not be a perfectly competitive market.
12. Which of the following is NOT correct?
A. consumer surplus = value to buyers - amount paid by buyers
B. producer surplus = amount received by llers - cost of llers
C. total surplus = value to buyers - amount paid by buyers + amount received by llers - costs of llers
D. total surplus = value to llers - costs of llers
13. The “invisible hand” refers to
A. the marketplace guiding the lf-interests of market participants into promoting general economic well-being.
B. the marketplace as a place where government looks out for the lf-interests of individual participants in the market.
C. the equity that results from market forces allocating the goods produced in the market.
D. the automatic maximization of consumer surplus in free markets.
14. When income increas, a budget constraint
A. will shift inward, parallel to its initial position.
美食图片 B. will shift outward, parallel to its initial position.
C. will pivot around the "Y" axis.
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D. will pivot around the "X" axis.
