啤圣痢闺皖玲妨脚船棘贩删挡
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起止时间:2020-02-24到2020-06-30
更新状态:已完结
第二篇 供给与需求I：市场如何运行 单元测验2： 第二篇（供给与需求：市场如何运行）
1、 In a market economy, supply and demand determine
A:both the quantity of each good produced and the price at which it is sold.
B:the quantity of each good produced but not the price at which it is sold.
C:the price at which each good is sold but not the quantity of each good produced.
D:neither the quantity of each good produced nor the price at which it is sold.
答案: both the quantity of each good produced and the price at which it is sold.
2、 The quantity demanded of a good is the amount that buyers are
A:willing to purchase.
B:willing and able to purchase.
C:willing, able, and need to purchase.
D:able to purchase.
答案: willing and able to purchase.
3、 A decrease in quantity demanded
A:results in a movement downward and to the right along a demand curve.
B:results in a movement upward and to the left along a demand curve.
C:shifts the demand curve to the left.
D:shifts the demand curve to the right.
答案: results in a movement upward and to the left along a demand curve.
4、 Adam Smith suggested that an invisible had guides market economies. In this analogy, what is the baton that the invisible hand uses to conduct the economic orchestra?
A:the government
B:prices
C:subsidies
D:the Federal Reserve
答案: prices
5、 Elasticity is
A:a measure of how much buyers and sellers respond to changes in market conditions.
B:the study of how the allocation of resources affects economic well-being.
C:the maximum amount that a buyer will pay for a good.
D:the value of everything a seller must give up to produce a good.
答案: a measure of how much buyers and sellers respond to changes in market conditions.
6、 Suppose there is a 6 percent increase in the price of good X and a resulting 6 percent decrease in the quantity of X demanded. Price elasticity of demand for X is
A:0.
B:1.
C:6.
D:36.
答案: 1.
7、 Goods with many close substitutes tend to have
A:more elastic demands.
B:less elastic demands.
C:price elasticities of demand that are unit elastic.
D:income elasticities of demand that are negative.
答案: more elastic demands.
8、 If two goods are substitutes, their cross-price elasticity will be
A:positive.
B:negative.
C:zero.
D:equal to the difference between the income elasticities of demand for the two goods.
答案: positive.
9、 A price ceiling is binding when it is set
A:above the equilibrium price, causing a shortage.
B:above the equilibrium price, causing a surplus.
C:below the equilibrium price, causing a shortage.
D:below the equilibrium price, causing a surplus.
答案: below the equilibrium price, causing a shortage.
10、 If the government wants to reduce smoking, it should impose a tax on
A:buyers of cigarettes.
B:sellers of cigarettes.
C:either buyers or sellers of cigarettes.
D:whichever side of the market is less elastic.
答案: either buyers or sellers of cigarettes.
11、 If something happens to alter the quantity demanded at any given price, then the demand curve shifts.
A:正确
B:错误
答案: 正确
12、 If orange juice and apple juice are substitutes, an increase in the price of orange juice will shift the demand curve for apple juice to the left.
A:正确
B:错误
答案: 错误
13、 In general, demand curves for necessities tend to be price elastic.
A:正确
B:错误
答案: 错误
14、 Price elasticity of demand along a linear, downward-sloping demand curve increases as price falls.
A:正确
B:错误
答案: 错误
15、 When demand is inelastic, a decrease in price increases total revenue.
A:正确
B:错误
答案: 错误
16、 Normal goods have negative income elasticities of demand, while inferior goods have positive income elasticities of demand.
A:正确
B:错误
答案: 错误
17、 At the equilibrium price, the quantity that buyers want to buy exactly equals the quantity that sellers want to sell.
A:正确
B:错误
答案: 正确
18、 The effects of rent control in the long run include lower rents and lower-quality housing.
A:正确
B:错误
答案: 正确
19、 Not all sellers benefit from a binding price floor.
A:正确
B:错误
答案: 正确
20、 Who bears the majority of a tax burden depends on whether the tax is placed on the buyers or the sellers.
A:正确
B:错误
答案: 错误
第一篇 经济学导论 单元测验1：第一篇（ 经济学导论）
1、 Microeconomics is often called
A:price theory.
B:decision science.
C:scarcity.
D:resource theory.
答案: price theory.
2、 Society faces trade-offs because of
A:government regulations.
B:greedy corporations.
C:faceless bureaucrats.
D: scarcity.
答案: scarcity.
3、 The purpose of making assumptions in economic model building is to
A:force the model to yield the correct answer.
B:minimize the amount of work an economist must do.
C:simplify the model while keeping important details.
D:express the relationship mathematically.
答案: simplify the model while keeping important details.
4、 Which of the following is true?
A:Efficiency refers to the size of the economic pie; equality refers to how the pie is divided.
B:Government policies usually improve upon both equality and efficiency.
C:As long as the economic pie continually gets larger, no one will have to go hungry.
D:Efficiency and equality can both be achieved if the economic pie is cut into equal pieces.
答案: Efficiency refers to the size of the economic pie; equality refers to how the pie is divided.
5、 The opportunity cost of an item is
A:the number of hours needed to earn money to buy the item.
B:what you give up to get that item.
C:usually less than the dollar value of the item.
D:the dollar value of the item.
答案: what you give up to get that item.
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