3. The bicycle industry consists of seven firms. Firms 1, 2, 3, each has 20% of the market share, and Firms 4, 5, 6, 7, each has 10% of the market share. 3.а Calculate C4 for the industry. 3.b Calculate HHI for the industry. 3.с Now suppose that Firms 3 and 4 merge, so that the new merged firm has a market share of 30%. Calculate the change of HHI caused by this merger.

Exploring Economics
8th Edition
ISBN:9781544336329
Author:Robert L. Sexton
Publisher:Robert L. Sexton
Chapter15: Oligopoly And Strategic Behavior
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3. The bicycle industry consists of seven firms. Firms 1, 2, 3, each has 20% of
the market share, and Firms 4, 5, 6, 7, each has 10% of the market share.
3.а
Calculate C4 for the industry.
3.b
Calculate HHI for the industry.
3.с
Now suppose that Firms 3 and 4 merge, so that the new
merged firm has a market share of 30%. Calculate the change of HHI caused
by this merger.
Transcribed Image Text:3. The bicycle industry consists of seven firms. Firms 1, 2, 3, each has 20% of the market share, and Firms 4, 5, 6, 7, each has 10% of the market share. 3.а Calculate C4 for the industry. 3.b Calculate HHI for the industry. 3.с Now suppose that Firms 3 and 4 merge, so that the new merged firm has a market share of 30%. Calculate the change of HHI caused by this merger.
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