Microeconomics
13th Edition
ISBN: 9781337617406
Author: Roger A. Arnold
Publisher: Cengage Learning
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Question
Chapter 9.1, Problem 4ST
To determine
Explain if it is necessary to follow all the assumptions of a
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According to marginal analysis, a perfectly competitive firm will produce an output level where what is true about its Marginal Revenue and its Marginal Cost?
Which of the following is not an assumption we make about perfectly competitive markets?
a)Firms are price-takers
b)Firms sell identical products
c)Firms earn positive profit in the short-run but zero profit in the long-run
d)Firms can freely enter or exit the market in the long-run
e)All of the above are valid assumptions
In the long-run equilibrium of a competitive market with identical firms, what are the relationships among price (P), marginal cost (MC), and average total cost (ATC)?
Chapter 9 Solutions
Microeconomics
Ch. 9.1 - Prob. 1STCh. 9.1 - Prob. 2STCh. 9.1 - Prob. 3STCh. 9.1 - Prob. 4STCh. 9.2 - Prob. 1STCh. 9.2 - Prob. 2STCh. 9.2 - Prob. 3STCh. 9.2 - Prob. 4STCh. 9.3 - Prob. 1STCh. 9.3 - Prob. 2ST
Ch. 9.3 - Prob. 3STCh. 9.3 - Prob. 4STCh. 9.4 - Prob. 1STCh. 9.4 - Prob. 2STCh. 9 - Prob. 1QPCh. 9 - Prob. 2QPCh. 9 - Prob. 3QPCh. 9 - Prob. 4QPCh. 9 - Prob. 5QPCh. 9 - Prob. 6QPCh. 9 - Prob. 7QPCh. 9 - Prob. 8QPCh. 9 - Prob. 9QPCh. 9 - Prob. 10QPCh. 9 - Prob. 11QPCh. 9 - Prob. 12QPCh. 9 - Prob. 13QPCh. 9 - Prob. 14QPCh. 9 - Prob. 15QPCh. 9 - Many plumbers charge the same price for coming to...Ch. 9 - Prob. 17QPCh. 9 - Prob. 18QPCh. 9 - Prob. 1WNGCh. 9 - Prob. 2WNGCh. 9 - According to the accompanying table, what quantity...Ch. 9 - Prob. 4WNGCh. 9 - Prob. 5WNGCh. 9 - Prob. 6WNGCh. 9 - Prob. 7WNGCh. 9 - Prob. 8WNGCh. 9 - Prob. 9WNGCh. 9 - Prob. 10WNG
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Will a profit-maximizing firm in a competitive market ever produce a positive level of output in the range where the marginal cost is falling? Give an explanation.
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You witnessed new firms entering a competitive market. What can you infer for the existing firms in that market?
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If the above graph is a typical firm in a perfectly competitive market, if the market price is 9, then in order to profit maximize it should produce 40 units.
True or False
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Derive the optimization condition of a profit-maximizing firm that operates in a perfectly competitive markets.
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A Jakarta City cab operator appears to be making positive profits in the long run after carefully accounting for the operating and labor costs. Does this violate the competitive model? Why or why not?
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Firms in a perfectly competitive market are said to be "price takers" - that is, once the market determines an equilibrium price for the product, firms must accept this price. If you sell a product in a perfect competitive market, but you are not happy with its price, would you raise the price, even by a cent?
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