题目
题目
单项选择题

A high Four-Firm Concentration Ratio (CR4), such as 80%, indicates:

选项
A.A tight oligopoly where a few firms dominate the market
B.A fragmented industry with many equal-sized firms
C.An industry with limited pricing power
D.A perfectly competitive market
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标准答案
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思路分析
Consider the concept of the Four-Firm Concentration Ratio (CR4), which measures the combined market share of the four largest firms in an industry. A high CR4 signals that a large portion of total industry sales is captured by a small number of firms, indicating concentrated market structure. Opt......Login to view full explanation

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8.    The Herfindahl index is: A.    the sum of the squared percentage market shares of all firms in the industry. B.    the sum of the market shares for the top 10 firms in the industry. C.    a measure of product differentiation in the market. D.    a measure of how easy it is for new firms to enter the market. 

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Which of the following statements is NOT correct?

Which of the following industries has the highest concentration ratio?

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