The Herfindahl-Hirschman Index Is Calculated as

question 100

Multiple Choice

The Herfindahl-Hirschman Index is calculated as

• A)the cube of the percentage market share of each firm summed over the largest 100 firms.
• B)the square of the percentage market share of each firm summed over the largest 50 firms or summed over all the firms if there are fewer than 50.
• C)the square of the percentage market share of each firm summed over the largest 20 firms.
• D)double the market share of the five largest firms.
• E)the percentage of the total revenue accounted for by the four largest firms in the industry.

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