1. How does the demand curve faced by a perfectly competitive firm differ from the market demand curve in a perfectly competitive market? Explain.
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 ___ ___ ___
1 90 90 ___ ___ ___
2 90 170 ___ ___ ___
3 90 290 ___ ___ ___
4 90 430 ___ ___ ___
5 90 590 ___ ___ ___
6 90 770 ___ ___ ___
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. 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?
4. The following table provides market share information about the soft-drink industry.
|
Company
|
Market Share
|
|
Coca-Cola
|
37%
|
|
Pepsi-Co
|
35
|
|
Cadbury Schweppers
|
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?