If 10 firms share the sales of the market equally, the four-firm concentration ratio is ________ percent.

Name: If 10 firms share the sales of the market equally, the four-firm concentration ratio is ________ percent.
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Quizplus · Accepted Answer

The four-firm concentration ratio is the sum of the market shares of the four largest firms. If 10 firms share the market equally, each firm has 10% of the market. Therefore, the four-firm concentration ratio is 4 firms x 10% = 40%.

If 10 Firms Share the Sales of the Market Equally