Microsoft has a huge market share for operating systems on PC machines yet the Antitrust Division of the Justice Department has not chosen to break the firm up. Do you believe Microsoft to be exercising monopoly power and if so why do you think the JD has not acted to retard this power?
Microsoft has a huge market share for operating systems on PC machines yet the Antitrust Division of the Justice Department has not chosen to break the firm up. Do you believe Microsoft to be exercising monopoly power and if so why do you think the JD has not acted to retard this power?
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1. How does the profit maximization condition for a monopoly differ from that for a perfectly competitive firm? How does this difference impact efficiency under each market structure?
2. A perfectly competitive firm has the following fixed and variable costs in the short-run. The market price for the firm's product is $140.
Output FC VC TC TR Profit/Loss
0 $90 $0 90 0 (90)
1 90 90 180 140 (40)
2 90 170 260 280 20
3 90 290 380 420 40
4 90 430 520 560 40
5 90 590 680 720 20
6 90 770 860 840 (20)
a. Complete the table.
b. What level of output should the firm produce to maximize profits?
c. Assume this firm is making a loss when it produces its 7th unit of output. What should the firm do in the short-run?
3. The following table provides market share information about the soft-drink industry.
Company | Market Share |
Coca-Cola | 37% |
Pepsi-Co | 35% |
Cadbury Schweppes | 17% |
Other | 11% |
a. Do you think the Department of Justice and the Federal Trade Commission would approve a merger between any two of the first three companies listed? Explain.
b. Do you think this market has barriers to entry? If so, what might they be?