Microeconomics 18th Edition by Campbell McConnell, Stanley Brue, Sean Flynn

تمرين 9

Suppose Q 0 in this figure represents annual sales of 5 million units for this firm. The other two firms in this three-firm industry sell 3 million and 2 million units, respectively. The Herfindahl index for this industry is:
a. 100 percent.
b. 400.
c. 10.
d. 3800.