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：2025/12/07
n-firm concentration ratio
（ plural ）
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(economics) An economic metric that measures the market share of some number n of firms within an industry or market sector.
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n-firm concentration ratio
Economists often use the n-firm concentration ratio to evaluate how market power is distributed among the leading companies in an industry.
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Economists often use the n-firm concentration ratio to evaluate how market power is distributed among the leading companies in an industry.
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