大学MOOC Principles of Economics(Beijing Language and Culture University)1457923181 最新慕课完整章节测试答案
Chapter 10 Oligopoly and Game Theory
Test 1
1、单选题：
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、单选题：
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、单选题：
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、单选题：
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、单选题：
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、单选题：
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、单选题：
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、单选题：
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、单选题：
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、单选题：
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、单选题：
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、单选题：
If the quantity of