题海让大学四年没有难题
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题目详情

单选题 In contrast to the Herfindahl–Hirschman index (HHI), the concentration ratio

A. considers the elasticity of demand

B. accounts for the possibility of new entrants

C. is less affected by mergers among the top market incumbents

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时间:2026-03-05 03:58:25

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