The following table lists the market shares of the eight firms in an industry.  Market Shares for Eight Firms in an Industry Firm Market Share 1 4040 2 2525 3 1515 4 1010 5 55 6 33 7 11 8 11 Calculate the Herfindahl-Hirschman Index (HHI) for this industry. Enter your answer in the box below, and round to the nearest whole number if necessary.

Exploring Economics
8th Edition
ISBN:9781544336329
Author:Robert L. Sexton
Publisher:Robert L. Sexton
Chapter15: Oligopoly And Strategic Behavior
Section: Chapter Questions
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The following table lists the market shares of the eight firms in an industry.
 Market Shares for Eight Firms in an Industry

Firm Market Share
1 4040
2 2525
3 1515
4 1010
5 55
6 33
7 11
8 11


Calculate the Herfindahl-Hirschman Index (HHI) for this industry. Enter your answer in the box below, and round to the nearest whole number if necessary.

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