2020 Principles of Economics(Beijing Language and Culture University) 最新满分章节测试答案
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本课程起止时间为:2020-09-22到2021-02-13
本篇答案更新状态:已完结
Chapter 10： Oligopoly and Game Theory Test 1
1、 问题:Pure monopoly is characterized by
选项：
A:one firm, with no competitors, that produces a product with no close substitutes.
B:many firms that produce a homogeneous product.
C:many firms that produce slightly different products that are close substitutes.
D:such a small number of firms that each must figure out how the others will respond to its own actions.
答案: 【one firm, with no competitors, that produces a product with no close substitutes. 】
2、 问题:An increase in a monopolist’s average cost will lead to
选项：
A:an increase in price only if marginal cost also increases.
B:an increase in price, as the monopolist passes on the price increase.
C:a decrease in price as the monopolist needs to sell more in order to cover increased costs.
D:an increase in price only if the elasticity of demand is less than 1.0.
答案: 【an increase in price only if marginal cost also increases.】
3、 问题:Suppose that the government imposes a business licence fee of $100 on all firms. Profit-maximizing firms that stay in business will respond to this tax by
选项：
A:raising prices to pay the tax.
B:cutting output to reduce costs.
C:lowering prices to stimulate sales.
D:doing nothing.
答案: 【doing nothing.】
4、 问题:The position and slope of the budget line are determined by
选项：
A:consumer’s income.
B:consumer’s preference.
C:consumer’s income and the prices of goods.
D:consumer’s income, preference, and the prices of goods.
答案: 【consumer’s income and the prices of goods.】
5、 问题:Which one of the following industries is closest to perfect competition?
选项：
A:Aircrafts.
B:Cigarettes.
C:Rice.
D:Automobiles.
答案: 【Rice.】
6、 问题:Assume that Frank has a demand curve for steaks given by Q = 10 – 0.4P, where Q and P stand for the quantity of steaks and the dollar price of steaks. If the price of steak is $5, Frank’s consumer surplus is
选项：
A:$40.
B:$80.
C:$120.
D:$160.
答案: 【$80.】
7、 问题:A decrease in the price of pizza will
选项：
A:decrease the quantity of pizza demanded.
B: increase the quantity of pizza demanded.
C:decrease the demand for pizza.
D: increase the demand for pizza.
答案: 【 increase the quantity of pizza demanded.】
8、 问题:Suppose oranges are currently selling for $2.00 per pound. The equilibrium price of oranges is $1.56 per pound. We would expect
选项：
A:a shortage to exist and the market price of oranges to increase.
B: a shortage to exist and the market price of oranges to decrease.
C:a surplus to exist and the market price of oranges to increase.
D: a surplus to exist and the market price of oranges to decrease.
答案: 【 a surplus to exist and the market price of oranges to decrease.】
9、 问题:Suppose there is an advance in technology that allows the automobile industry to manufacture automobiles more cheaply. We would expect
选项：
A:an increase in both the equilibrium price and the equilibrium quantity of automobiles.
B:a decrease in both the equilibrium price and the equilibrium quantity of automobiles.
C:an increase in the equilibrium price and a decrease in equilibrium quantity of automobiles.
D: a decrease in the equilibrium price and an increase in the equilibrium quantity of automobiles.
答案: 【 a decrease in the equilibrium price and an increase in the equilibrium quantity of automobiles.】
10、 问题:Because cars and gasoline are complements, an increase in the price of gasoline will
选项：
A:increase the demand for cars.
B: decrease the demand for cars.
C: increase the demand for gasoline.
D:decrease the demand for gasoline.
答案: 【 decrease the demand for cars.】
11、 问题:Suppose the price of land increases. At the same time, income increases. What would happen to the equilibrium price and quantity of housing?
选项：
A:Equilibrium price will decrease. We cannot predict what will happen to equilibrium quantity.
B:Equilibrium price will increase. We cannot predict what will happen to equilibrium quantity.
C:Equilibrium quantity will decrease. We cannot predict what will happen to equilibrium price.
D:Equilibrium quantity will increase. We cannot predict what will happen to equilibrium price.
答案: 【Equilibrium price will increase. We cannot predict what will happen to equilibrium quantity.】
12、 问题:If the quantity of movie tickets sold decreases by 20 percent when the price increases by 10 percent, demand over this price range is:
选项：
A:inelastic.
B:elastic.
C:perfectly inelastic.
D:perfectly elastic.
答案: 【elastic.】
13、 问题: The local movie theater lowers admission prices in an attempt to increase its revenues. The managers of the theater must believe demand to be
选项：
A:unit price elastic.
B:perfectly price inelastic.
C:price elastic.
D: price inelastic.
答案: 【price elastic.】
14、 问题:Suppose the cross-price elasticity of demand is a negative number. We know that
选项：
A:the two goods are complements.
B:the two goods are substitutes.
C: the two goods are inferior goods.
D:the two goods are normal goods.
答案: 【the two goods are complements.】
15、 问题:Suppose the supply curve for a good is vertical. We know that supply is
选项：
A:price elastic.
B:perfectly price inelastic.
C:unit price elastic.
D:perfectly price elastic.
答案: 【perfectly price inelastic.】
16、 问题:The cross-price elasticity of Toyotas and Nissans is a positive number. This would indicate that Toyotas and Nissans are
选项：
A:substitutes.
B:complements.
C:luxuries.
D:Necessities.
答案: 【substitutes.】
17、 问题: If the government establishes a legal price floor for a good, the result will be a(n)
选项：
A: shortage of the good, but only if the floor is equal to the equilibrium price.
B: surplus of the good, but only if the floor is above the equilibrium price.
C:surplus of the good, but only if the floor is below the equilibrium price.
D:shortage of the good, but only if the floor is above the equilibrium price.
答案: 【surplus of the good, but only if the floor is below the equilibrium price.】
18、 问题: A price ceiling is
选项：
A:a legal maximum price at which a good can be sold.
B:a legal minimum price at which a good can be sold.
C:typically equal to the equilibrium price of a good.
D:a price set by government that varies with market conditions.
答案: 【a legal maximum price at which a good can be sold.】
19、 问题:Tax incidence deals with
选项：
A: the level of taxable income.
B: the level of taxation on sales.
C:the dollar amount of incidental taxes.
D: who bears the burden of a tax.
答案: 【 who bears the burden of a tax.】
20、 问题:Assume the government wants to impose a tax on wine. It wants to minimize the negative impact the tax has on consumers in the form of higher prices. It will achieve this goal if
选项：
A:demand is relatively elastic.
B:demand is relatively inelastic.
C:supply is relatively elastic.
D: the supply curve and the demand curve for wine have the same elasticity.
答案: 【demand is relatively elastic.】
21、 问题:A law requiring sellers to pay the government a tax on cigarettes has the effect of
选项：
A: shifting the supply curve to the right.
B: changing the slope of the supply curve.
C:shifting the supply curve to the left.
D: changing the slope of the demand curve.
答案: 【shifting the supply curve to the left.】
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