Question: In both Industry C and Industry D, there are only four firms. Each of the four firms in Industry C has a 25 percent market

In both Industry C and Industry D, there are only four firms. Each of the four firms in Industry C has a 25 percent market share. The four firms in Industry B have market shares of 80, 10, 5, and 5 percent, respectively.

a. Calculate the three- and four-firm concentration ratios for each industry.

b. Calculate the Herfindahl-Hirschman Index for each industry.

c. Are these industries equally concentrated? Explain your answer.

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a The threefirm concentration ratio for Industry C is 75 whereas it is ... View full answer

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