产业经济学（双语）章节测试课后答案2024春

第四章测试

1.Market share is the firm’s percentage share of the market’s total sales revenue. It ranges from zero up to ( ) percent.
A:80 B:10000 C:1000 D:100
答案:D
2.The HHI number can range from (  ) to （ ）。
A:0, 10000 B:1000,1000 C:100,100 D:0, 5000 3.Vertical merger involves firms that produce at ( ) of production in the same industry.
A:different stages B:same stages C:unrelated stages D:market extensions 4.The motives for merger are （ ）。
A:market power B:financial motives C:reduce entry barriers D:risk reduction 5.Static or structural barriers to entry include （ ）。
A:economies of scale B:product differentiation C:absolute cost advantages D:capital costs 6.A too-broad definition includes too many firms, with the result that reported measures of market power tend to be biased downward.
A:对 B:错 7.Entry and exit conditions are important determinants of existing firms’ market power.
A:对 B:错 8.Firms within the industry have control over structural barriers to entry
A:错 B:对 9.Behavioral or strategic barriers to entry are those existing firms might deliberately behave in ways that decreased the probability of entry by other firms
A:对 B:错 10.Established firms has absolute cost advantages over potential entrants.
A:错 B:对 11.Product differentiation creates an advantage for established firms relative to newcomers.
A:对 B:错 12.Expecting profitability is an incentives to enter
A:对 B:错 13.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.
A:错 B:对 14.Industries with high rates of entry tend to have high rates of exit
A:错 B:对 15.Each source of entry barriers can also erect a barrier to exit by going firms.
A:对 B:错