智慧树知到答案产业经济学（双语）（山东联盟）最新答案

第三章 单元测试

1、单选题：
The elasticity of demand, is a measure
of how sensitive quantity demanded is to a change in ( ).
选项：
A:output
B:quanlity
C:cost
D:price
答案:

2、单选题：
（ ） is the difference between the maximum amount consumers are willing to pay for a good and the amount they actually pay。
选项：
A:social welfare
B:government surplus
C:consumer surplus
D:producer surplus
答案:

3、单选题：
If a firm could have the ability to set price above ( ), then we can say it has market power.
选项：
A:

average cost

B:

marginal cost

C:

maximum profit

D:

total cost

答案:

4、多选题：
In a perfectly competitive market, transaction costs are zero for (    )

选项：
A:

only buyers

B:

buyers

C:

only sellers

D:

sellers

答案:

5、判断题：
In a perfectly competitive market,
transaction costs are zero for both buyers and sellers.
选项：
A:对
B:错
答案:

6、判断题：
The profit-maximizing rule tells a firm to produce that quantity of output for which marginal revenue equals marginal cost.
选项：
A:错
B:对
答案:

7、判断题：
Economists often evaluate the welfare effects of changes in market structure or of government policies by looking at changes in consumer surplus.
选项：
A:错
B:对
答案:

8、判断题：
A monopoly is the sole producer of a good for which there are no close substitutes
选项：
A:对
B:错
答案:

9、判断题：
The Lerner Index indicates that a monopolist has unlimited control over price.
选项：
A:对
B:错
答案:

10、判断题：
If the elasticity equals -10,the Lerner Index equals 0.01
选项：
A:错
B:对
答案:

11、判断题：
If monopolization of an industry raises costs, the deadweight loss is larger
选项：
A:错
B:对
答案:

12、判断题：
The competitive market equilibrium is allocatively efficient: It maximizes the sum of consumer and producer surplus.
选项：
A:对
B:错
答案:

13、判断题：
The deadweight loss triangle is a measure of the misallocation of resources resulting
from monopoly.
选项：
A:错
B:对
答案:

14、判断题：
The simple comparison of competition and monopoly highlights the resource misallocation associated with market power.
选项：
A:对
B:错
答案:

15、单选题：
Producer surplus is the difference between the (  )the producer receives for selling a unit of output and its reservation (  ）

选项：
A:market price, demand price
B:marginal price, demand price

C:demand price, market price
D:market price, supply price
答案:

第四章 单元测试

1、单选题：
Market share is the firm’s percentage share of the market’s total sales revenue. It ranges from zero up to ( ) percent.
选项：
A:10000
B:100
C:80
D:1000
答案:

2、单选题：
The HHI number can range from (  ) to （ ）。
选项：
A:

0, 10000

B:

0, 5000

C:

1000,1000

D:

100,100

答案:

3、单选题：
Vertical merger involves firms that produce at ( ) of production in the same industry.
选项：
A:unrelated stages
B:same stages
C:market extensions
D:different stages
答案:

4、多选题：
The motives for merger are （ ）。
选项：
A:risk reduction
B:financial motives
C:reduce entry barriers
D:market power
答案:

5、多选题：
Static or structural barriers to entry include （ ）。
选项：
A:economies of scale
B:capital costs
C:product differentiation
D:absolute cost advantages
答案:

6、判断题：
A too-broad definition includes too many firms, with the result that reported measures of market power tend to be biased downward.
选项：
A:错
B:对
答案:

7、判断题：
Entry and exit conditions are important determinants of existing firms’ market power.
选项：
A:对
B:错
答案:

8、判断题：
Firms within the industry have control over structural barriers to entry
选项：
A:错
B:对
答案:

9、判断题：
Behavioral or strategic barriers to entry are those existing firms might deliberately behave in ways that decreased the probability of entry by other firms
选项：
A:对
B:错
答案:

10、判断题：
Established firms has absolute cost advantages over potential entrants.
选项：
A:错
B:对
答案:

11、判断题：
Product differentiation creates an advantage for established firms relative to newcomers.
选项：
A:对
B:错
答案:

12、判断题：
Expecting profitability is an incentives to enter
选项：
A:对
B:错
答案:

13、判断题：
Any cost that a firm must incur to leave an industry is an exit barrier ,which is generally thought of as some type of marginal cost.
选项：
A:对
B:错
答案:

14、判断题：
Industries with high rates of entry tend to have high rates of exit
选项：
A:错
B:对
答案:

15、判断题：
Each source of entry barriers can also erect a barrier to exit by going firms.
选项：
A:对
B:错
答案:

第五章 单元测试

1、单选题：
In a market with a dominant firm, it makes sense to assume that (    )

选项：
A:

the dominant firm will set the industry price and the fringe firms will also make their price.

B:

the dominant firm will set the industry price and the fringe firms will take that price as given.

C:

none of the above

D:

the fringe firms will set the industry price and the dominant firm will take that price as given.

答案:

2、判断题：
In US Steel model, we can find the dominant firm’s residual demand curve by subtracting the fringe supply curve from the total demand curve at every price greater than P = $25.
选项：
A:错
B:对
答案:

3、单选题：
According to the assumption of “ Entry is free” in the theory of contestable market, (    )

选项：
A:The rest of the choices are wrong

B:

Entrants could be on completely equal footing with established firms, but could not be with an established monopolist.

C:

Entrants could be on completely equal footing with established firms, even with an established monopolist.

D:

Entrants could not be on completely equal footing with established firms, even with an established monopolist.

答案:

4、判断题：
According to contestable market assumption, absolute entry implies that the entry lag is more than the price adjustment lag: a new firm can enter a market and sell its product before the established firms can react and change their prices.
选项：
A:对
B:错
答案:

5、判断题：
According to theory of contestable market assumption, the assumption of no sunk costs implies that a firm could sell its production facilities for their present value in a resale market or could use them in another market without any losses.

选项：
A:错
B:对
答案:

6、单选题：
If a consumer feels much better as more consumers use “wechat”, the network externality is (     )
选项：
A:

zero

B:

negative

C:

positive

D:

not sure

答案:

7、判断题：
Negative Externality exists when consumers are better off as the number of users of the same brand increases
选项：
A:错
B:对
答案:

8、判断题：
Direct Network Externality refers to the benefit to an individual consumer depends directly on the number of other users of the product.
选项：
A:对
B:错
答案:

9、判断题：
Indirect Network Externality arises because of complementarity.
选项：
A:对
B:错
答案:

10、判断题：
In email’s application, it shows network externality and it should be negative.
选项：
A:错
B:对
答案:

第六章 单元测试

1、判断题：
Let X1 stand for a measure of market structure and
Y for a measure of economic profits, we can express the hypothesis about the relationship between market structure and profits using a simple linear equation as: , is an error term.
选项：
A:错
B:对
答案:

2、单选题：
In figure 1(a), hypothetical scatter diagram of data on Y(economic profits) and X1(market structure), the vertical distance between each data point and a straight line fitted through the observations is called the ( )
选项：
A:error term
B:residual
C:variance
D:deviation
答案:

3、判断题：
The Lerner Index is difficult to estimate because data are lacking on firms’ marginal costs.
选项：
A:错
B:对
答案:

4、判断题：
Excess return on sales is the ratio of economic profits to sales cost.
选项：
A:对
B:错
答案:

5、判断题：
Economic profits are difficult to calculate.
选项：
A:对
B:错
答案:

6、多选题：
Tobin’s q has several advantages over rate of return measures ( ).
选项：
A:q is much less sensitive to errors in measuring its components than are profits.
B:q reflects the operations of the entire firm, creating complications for diversified firms.
C:The market value of a firm depends partly on risk, so q incorporates an adjustment for risk.
D:The numerator of q, market value, reflects expected future profits, whereas accounting data reflect only past profits.
答案:

7、判断题：
In the measuring of capital requirements, typically measured by the estimated amount of capital required by a midpoint plant.
选项：
A:对
B:错
答案:

8、多选题：
Many economists have used proxies for entry barriers as independent variables in their regression equations. Commonly used measures of barriers to entry include the following ( ):
选项：
A:Research intensity
B:Economies of scale
C:Capital requirements
D:Product differentiation
答案:

9、单选题：
Advertising and other forms of product differentiation are expected to have less effect on concentration and profitability in producer goods industries than in consumer goods industries, ( )
选项：
A:because buyers in producer goods industries tend to be small and well informed.
B:because buyers in producer goods industries tend to be large and not well informed.
C:because buyers in producer goods industries tend to be large and well informed.
D:because buyers in producer goods industries tend to be medium and well informed.
答案:

10、判断题：
In the measuring of economies of scale, often approximated by the ratio of midpoint plant sales (the sales of the plant in the middle of the size distribution of plants) to total industry sales.
选项：
A:错
B:对
答案:

第七章 单元测试

1、判断题：
The Waldman model is a game of perfect information because both trucks move simultaneously to pick a location.
选项：
A:对
B:错
答案:

2、判断题：
In Waldman model, if both locate at the same point, the trucks split sales 50-50.
选项：
A:错
B:对
答案:

3、判断题：
A dominant strategy is a strategy that outperforms any other strategy no matter what strategy an opponent selects.
选项：
A:错
B:对
答案:

4、单选题：
Although all dominant solutions are Nash equilibria, some games without a dominant solution can have ( ) Nash equilibrium.
选项：
A:one
B:not sure
C:no
D:more than one
答案:

5、判断题：
If Waldman plays a strategy that minimizes the maximum possible outcome for Other Truck, Waldman will be playing his dominated strategy.
选项：
A:错
B:对
答案:

6、判断题：
General Electric (GE) and Westinghouse game is of imperfect information because GE and Westinghouse simultaneously select prices.
选项：
A:错
B:对
答案:

7、判断题：
A dominated strategy is a strategy that can always be beaten by some other strategy.
选项：
A:对
B:错
答案:

8、判断题：
In sequential games, the players take turns moving instead of moving simultaneously.
选项：
A:错
B:对
答案:

9、判断题：
one of the characteristics of all mixed strategy equilibria is that once the equilibrium is obtained, both players are indifferent between playing their equilibrium strategy and any other strategy.
选项：
A:错
B:对
答案:

10、判断题：
A mixed strategy Nash equilibrium is inherently stable because profits are the same regardless of the strategy adopted by the firms, and therefore, both firms have little incentive to maintain the equilibrium.
选项：
A:对
B:错
答案:

第八章 单元测试

1、判断题：
In the Stackelberg Model, one firm make choice first, then another one will select output level.
选项：
A:错
B:对
答案:

2、判断题：
In Bertrand Model, two firms select output of the products in order to maximize profit.
选项：
A:错
B:对
答案:

3、判断题：
Cournot’s duopoly model is used to describe an industry structure in which companies compete on the price of product they will produce, which they decide on independently of each other and at the same time.
选项：
A:对
B:错
答案:

4、判断题：
In Cournot’s duopoly model, two firms face identical costs.
选项：
A:对
B:错
答案:

5、多选题：
Cournot’s duopoly model assumption includes( ):
选项：
A:two firms face identical costs
B:each firm believes that its competitor will always maintain its current output.
C:there is product differentiation
D:there is no collusion
答案:

6、单选题：
In equilibrium, among Cournot output, joint profit-maximizing output and the perfectly competitive output, if we were to sort by the output level from the largest to the smallest, it should be( ):
选项：
A:joint profit-maximizing output, Cournot output, the perfectly competitive output
B:the perfectly competitive output, Cournot output, joint profit-maximizing output
C:Cournot output, joint profit-maximizing output, the perfectly competitive output
D:joint profit-maximizing output, the perfectly competitive output, Cournot output
答案:

7、判断题：
Cournot equilibrium is not a Nash equilibrium
选项：
A:错
B:对
答案:

8、判断题：
The Cournot–Nash game is a sequential game.
选项：
A:对
B:错
答案:

9、判断题：
The Stackelberg equilibrium yields a greater total industry output and higher price than the Cournot–Nash equilibrium.
选项：
A:错
B:对
答案:

10、判断题：
In the Southwest- U.S. Airways’ fare competing game, any fare less than MC = $70 will result in one airline reducing fares, which in turn will result in a fare reduction by the other, and so on.
选项：
A:错
B:对
答案:

第九章 单元测试

1、多选题：
In order to achieve the joint profit-maximizing result, the firms must establish an environment in which each believes the other will stick to the collusive high-price policy. Any solution to the dilemma has to be characterized by( ):
选项：
A:an ability to punish cheaters
B:an ability to persuade cheaters
C:an ability to control price
D:an ability to detect cheating
答案:

2、多选题：
The characteristics of a tit-for-tat strategy includes (   )
选项：
A:

swift and aggressive punishment in a game associated with defecting

B:

Starting by cooperating in the first round.

C:

the niceness

D:

In every subsequent round, adopt the strategy played by your opponent in the previous round.

答案:

3、判断题：
Tacit collusion results when a group of competitors sits down to discuss and set price.
选项：
A:错
B:对
答案:

4、判断题：
In perfect collusion, the firms are producing the joint profit-maximizing output.
选项：
A:对
B:错
答案:

5、判断题：
The most important advantage of tit-for-tat strategy is the niceness characteristic.
选项：
A:对
B:错
答案:

6、判断题：
In Jensen–Waldman Mini Tournament, where Jensen plays tit-for-tat and Waldman plays the dominant strategy, Jensen must win the head-to-head competition.
选项：
A:对
B:错
答案:

7、判断题：
Tit-for-tat is forgiving in that it rewards defectors who revert to cooperation by also reverting to cooperation.
选项：
A:对
B:错
答案:

8、判断题：
Oligopolists should simply adopt the tit-for-tat strategy in all circumstances.
选项：
A:错
B:对
答案:

9、判断题：
In a trigger price strategy, even a single deviation from cooperation will cause the ends of cooperation forever.
选项：
A:对
B:错
答案:

10、判断题：
tit-for-tat strategy is also often called the grim strategy.
选项：
A:对
B:错
答案:

11、判断题：
A cartel is a formal (explicit) agreement among competing firms.
选项：
A:对
B:错
答案:

12、判断题：
In Wal-Mart-Sears model, to determine the joint profit-maximizing price, the industry average cost curve must be equated to the industry marginal revenue curve.
选项：
A:对
B:错
答案:

13、多选题：
Which of the following factor could hinder effective collusion
选项：
A:low entry barriers
B:slow rate of demand growth or declining demand
C:differing costs between firms
D:low frequency of sales
答案:

14、判断题：
The more elastic the demand, therefore, the greater the cartel’s potential market power and the greater the incentive to collude because it is easier to raise price without having to significantly reduce industry output.
选项：
A:对
B:错
答案:

15、判断题：
Slow rates of demand growth may be associated with higher levels of collusion.
选项：
A:对
B:错
答案:

第十章 单元测试

1、判断题：
The theory of limit pricing suggests that firms may charge higher short-run prices to restrict future entry.
选项：
A:对
B:错
答案:

2、判断题：
In the original limit pricing models, one critical assumption was the Cournot assumption that the monopolist would maintain its output even after entry occurred.
选项：
A:对
B:错
答案:

3、单选题：
In limit pricing model, to deter entry, the monopolist must ( ) its price sufficiently to ensure that the potential entrant’s residual demand curve lies everywhere ( ) the potential entrant’s average cost curve.
选项：
A:raise below
B:raise. above
C:lower, above
D:lower, below
答案:

4、判断题：
The lowest possible price the monopolist can charge and still prevent entry is called the limit price
选项：
A:对
B:错
答案:

5、判断题：
Even if economies of scale exist, a limit pricing policy still may not work in the absence of a cost advantage for the monopolist.
选项：
A:错
B:对
答案:

6、判断题：
Predatory pricing assumes that a monopolist maximizes profit until entry occurs, and that after entry, the monopolist expands output aggressively and cuts price.
选项：
A:错
B:对
答案:

7、判断题：
According to chain store paradox theory, even with hundreds or thousands of rounds in a predatory pricing game, entry will be accommodated only in the first round.
选项：
A:对
B:错
答案:

8、判断题：
A weak monopolist enjoys being predatory and is always predatory.
选项：
A:错
B:对
答案:

9、判断题：
A weak monopolist is predatory in one market only if it believes it will increase its future profit in other markets to at least compensate for its lower current profit.
选项：
A:错
B:对
答案:

10、判断题：
In predatory pricing game with information is imperfect, certain, incomplete, and asymmetric, the monopolist and the potential entrant all know whether the monopolist is strong or weak.
选项：
A:错
B:对
答案:

第十一章 单元测试

1、判断题：
From an economic standpoint, nonpricing strategies are more likely to be misinterpreted by competitors as aggressive acts.
选项：
A:错
B:对
答案:

2、判断题：
In excess capacity model, the potential entrant moves first and selects a level of capacity, then the monopolist decides whether to enter, then the monopolist selects a capacity level and an output. The potential entrant produces a quantity of zero if it stays out.
选项：
A:对
B:错
答案:

3、单选题：
In excess capacity model, the monopolist invests in excess capacity in period 1 in order to ( ) its costs in period 2; more importantly, this investment ( ) the monopolist’s costs in relation to a potential entrant’s costs in period 2. As a result, the monopolist deters entry and earns larger profits over the two periods.
选项：
A:lower, increases
B:increase, increases
C:lower, lowers
D:increase, lowers
答案:

4、判断题：
In excess capacity model, the monopolist can threaten to build the extra capacity after the potential entrant has already entered, but such a threat is not credible.
选项：
A:对
B:错
答案:

5、判断题：
In excess capacity model, the monopolist cannot build the extra capacity in advance of the potential entrant’s decision of whether to enter. The monopolist’s early expansion of capacity would only affect the profit payoffs of itself.
选项：
A:错
B:对
答案:

6、判断题：
When learning by doing is important, early entrants into the market may be able to maintain a large market share and increase the present value of their profits by strategically producing significantly larger outputs early on than would be justified by short-run profit-maximizing behavior.
选项：
A:错
B:对
答案:

7、判断题：
According to Smiley’s results about the frequency use of different strategies, the most striking finding was that the strategic use of advertising and product proliferation was common in both new and existing product markets.
选项：
A:错
B:对
答案:

8、单选题：
In excess capacity model, the monopolist invests in excess capacity in ( ) in order to lower its costs in ( ); more importantly, this investment lowers the monopolist’s costs in relation to a potential entrant’s costs in period 2. As a result, the monopolist deters entry and earns larger profits over ( ).
选项：
A:period 1, period 2, period 1.
B:period 2, period 1, the two periods.
C:period 2, period 1, period 1.
D:period 1, period 2, the two periods.
答案:

9、单选题：
Faced with a threat of entry, the monopolist can invest in research and development in period 1 and earn a smaller profit in (     ); however, if the monopolist’s lower costs in period 2 deter entry, the monopolist’s profits will be significantly increased in(     )
选项：
A:

period 2, period 1

B:

period 2, period 2.

C:

period 1, period 2

D:

period 1, period 1.

答案:

10、多选题：
Which of the following methods could be used for a monopolist to raise its rivals’ costs?
选项：
A:increasing advertising expenditures to force entrants to increase their advertising expenditures
B:providing complementary goods and services to force entrants to also provide complementary products
C:sabotaging corporate competitors
D:lobbying the government to erect barriers to entry
答案:

第十二章 单元测试

1、多选题：
Product differentiation is associated with possible advantages for incumbent firms. These advantages include ( ):
选项：
A:an increase in the capital barrier to entry
B:increased economies of scale
C:all of the above
D:possible cost advantages for incumbents
答案:

2、多选题：
Smart phone sellers attempt to differentiate their products in many ways, such as (     ):
选项：
A:

battery life

B:

appearance

C:

internal storage

D:

chip brand

答案:

3、单选题：
In Hotelling’s spatial model, if there is only 1 store, the main street’s length is 1 mile, so the monopolist should locate the store on (    ) mile from one end of the main street.
选项：
A:

1/3

B:

1/8

C:

1/2

D:

1/4

答案:

4、多选题：
In the spatial model of product differentiation, the Total Social Surplus (TSS) equals the total value of the N units sold to consumers in cases where all N consumers purchase exactly one unit of the good from one of n stores (NR) minus ( ):
选项：
A:monopolist’s average costs
B:the total variable costs of production (Nc)
C:total transportation costs
D:the fixed costs of building n stores (nF)
答案:

5、多选题：
In the spatial model of product differentiation, total transportation costs depend on ( ):
选项：
A:the transportation costs per unit of distance t.
B:the number of stores n
C:the fixed costs of building n stores (nF)
D:the total variable costs of production (Nc)
答案:

6、多选题：
The two important characteristics of monopolistic competition are ( )
选项：
A:easy entry and exit
B:product homogeneity
C:high entry and exit barrier
D:product differentiation
答案:

7、判断题：
Vertical differentiation refers to differences between brands based on different product characteristics but not on different overall quality.
选项：
A:错
B:对
答案:

8、判断题：
A McDonald’s Quarter Pounder is somewhat different from a Burger King Whopper or a Wendy’s Single, but the overall quality of the three burgers is similar. This is horizontal differentiation.
选项：
A:对
B:错
答案:

9、判断题：
In the spatial model of product differentiation, the socially optimal number of stores is the same number of stores that maximizes the monopolist’s profit.
选项：
A:错
B:对
答案:

10、判断题：
According to first mover model in the product differentiation advantages theory, if the repeat purchases frequence is small, the risk-cost factor  is small.
选项：
A:对
B:错
答案:

第十三章 单元测试

1、判断题：
Advertising in business is a form of marketing communication used to encourage, or persuade an audience to take or continue to take some actions. （）
选项：
A:对
B:错
答案:

2、判断题：
Informative advertising improves competition and consumer choice and is socially beneficial.（）
选项：
A:对
B:错
答案:

3、判断题：
Persuasive advertising merely tries to change consumer references or to divert attention from facts to images.（）
选项：
A:错
B:对
答案:

4、判断题：
Advertising intensity should be highest in competitive markets.（）
选项：
A:错
B:对
答案:

5、判断题：
Advertising intensity should be lowest in oligopoly markets.（）
选项：
A:对
B:错
答案:

6、判断题：
Firms hope to raise their market shares and profits by advertising. The result is widely believed to be standoff advertising. （）
选项：
A:错
B:对
答案:

7、判断题：
Advertising makes it more expensive to enter a market. （）
选项：
A:对
B:错
答案:

8、判断题：
An incumbent firm has no threshold level of advertising because the cumulative effect of previous advertising campaigns ensures that current advertising has an immediate impact on sales.（）
选项：
A:对
B:错
答案:

9、判断题：
Advertising can be a powerful device by which new or small firms succeed.（）
选项：
A:错
B:对
答案:

10、判断题：
The research consensus so far is that advertising does tend to raise market power and monopoly profits, especially persuasive advertising.（）
选项：
A:错
B:对
答案:

第十四章 单元测试

1、判断题：
Creative destruction can be described as the dismantling of long-standing practices in order to make way for innovation.（）
选项：
A:错
B:对
答案:

2、判断题：
The theory of creative destruction assumes that long-standing arrangements and assumptions must be destroyed to free up resources and energy to be deployed for innovation.（）
选项：
A:错
B:对
答案:

3、判断题：
For Schumpeter, perfect competition was not the ideal market structure.（）
选项：
A:对
B:错
答案:

4、判断题：
For Schumpeter, perfect competition was the superior market structure.（）
选项：
A:对
B:错
答案:

5、判断题：
Large economies of scale may be associated with R&D. ( )
选项：
A:错
B:对
答案:

6、判断题：
A patent is an intellectual property right for a technical invention. It allows you to prevent others from using your invention for commercial purposes forever.（）
选项：
A:错
B:对
答案:

7、判断题：
patents may allow greater exclusivity and more monopoly power.（）
选项：
A:对
B:错
答案:

8、判断题：
Your invention can be protected by patent without any requirment. ( )
选项：
A:对
B:错
答案:

9、判断题：
Once a patent expires, an invention becomes common property and can then be freely used by anyone.（）
选项：
A:错
B:对
答案:

10、判断题：
Copyright is a legal term describing rights given to creators over their literary and artistic creations, while the term ‘industrial property rights’ refers to certain exclusive rights regarding innovative ideas or distinguishing signs in the industrial or commercial field. （）
选项：
A:错
B:对
答案:

第十五章 单元测试

1、判断题：
A single-price monopoly is a firm that must sell each unit of its output for the same price to all its customers. ( )
选项：
A:对
B:错
答案:

2、判断题：
Buyers with more elastic demand are charged more.（）
选项：
A:错
B:对
答案:

3、判断题：
Buyers with less elastic demand are charged less.（）
选项：
A:错
B:对
答案:

4、判断题：
Price discrimination exists when sales of identical goods or services are transacted at different prices from different provider. （）
选项：
A:对
B:错
答案:

5、判断题：
Oligopoly divides buyers into two or more groups and charges lower prices to the buyers with less elastic demand.（）
选项：
A:对
B:错
答案:

6、判断题：
In third degree price discrimination, price varies according to quantity sold. Larger quantities are available at a lower unit price. （）
选项：
A:错
B:对
答案:

7、判断题：
In second degree price discrimination, price varies by attributes such as location or by customer segment, or in the most extreme case, by the individual customer’s identity. （）
选项：
A:对
B:错
答案:

8、判断题：
The seller divides the buyers into two or more groups and charges higher prices to the buyers with less elastic demand.
选项：
A:对
B:错
答案:

9、判断题：
Price discrimination can occur even if market power does not exist.
选项：
A:错
B:对
答案:

10、判断题：
The price discriminator should prevent low-price buyers from reselling the good to high-price buyer.（）
选项：
A:错
B:对
答案:

第十六章 单元测试

1、判断题：
A firm can be both Monopoly and Monopsony. ( )
选项：
A:错
B:对
答案:

2、判断题：
Integration does not raise monopoly power at all.
选项：
A:错
B:对
答案:

3、判断题：
When one company controls distribution centers and retailers where its products are sold, we think this is backward vertical integration.
选项：
A:错
B:对
答案:

4、判断题：
A monopsony is a market form in which only one seller faces many buyers.
选项：
A:对
B:错
答案:

5、判断题：
Balanced vertical integration. It includes both upstream and downstream. A firm control all of these components, from raw materials or Intermediate goods to final delivery. (_)
选项：
A:错
B:对
答案:

6、判断题：
Vertical restraints are competition restraints in agreements between firms or individuals at different levels of the production and distribution process. （）
选项：
A:错
B:对
答案:

7、判断题：
Resale price maintenance prevents resellers from competing too fiercely on price, especially with regard to substitutable goods. ( )
选项：
A:对
B:错
答案:

8、判断题：
Vertical restraints can raise efficiency through avoiding free-rider problem.( )
选项：
A:错
B:对
答案:

9、判断题：
Vertical restraints may create market power but can not promote efficiency.
选项：
A:对
B:错
答案:

10、判断题：
Vertical restraints should be encouraged. ( )
选项：
A:错
B:对
答案:

第十七章 单元测试

1、判断题：
In markets like electricity, telecommunications, airlines, railroads, and water, firms are, or have been, subject to varying degrees of economic regulation. ( )
选项：
A:对
B:错
答案:

2、判断题：
Organizational policies have two distinct categories to deal with the problem of monopoly: antitrust policy for ordinary markets and regulation for natural-monopoly utility markets.
选项：
A:对
B:错
答案:

3、判断题：
Harvard School economists argued that increased efficiency led to increased market power and increased profits. They believe in the efficiency of markets in the absence of government intervention.
选项：
A:对
B:错
答案:

4、判断题：
Regulation is organizational policy dealing with the problem of monopoly for ordinary markets.
选项：
A:对
B:错
答案:

5、判断题：
Chicago School economists argued that increased efficiency led to increased market power and increased profits. They believe in the efficiency of markets in the absence of government intervention.
选项：
A:对
B:错
答案:

6、判断题：
The initial economic rationale for regulation was based on the existence of large economies of scale. ( )
选项：
A:错
B:对
答案:

7、判断题：
Fair rate of return should be as high as possible.( )
选项：
A:错
B:对
答案:

8、判断题：
Deregulation is the act or process of imposing regulations and restrictions on something (such as an industry) that was previously deregulated. ( )
选项：
A:对
B:错
答案:

9、判断题：
Rate of return regulation causes serious efficiency problems. With revenue guaranteed, there is little incentive for the utility to minimize costs, and this encourages X-inefficiency. ( )
选项：
A:错
B:对
答案:

10、判断题：
Libertarians feel that there has been little progress on deregulation in recent decades. ( )
选项：
A:对
B:错
答案: