FIRMS IN COMPETITIVE MARKETS You should understand:
KEY POINTS:
I. What Is a Competitive Market?
D. The Firm’s Long-Run Decision to Exit or Enter a Market
Monopoly KEY POINTS:
Be sure you know what a monopoly is and why they can remain a monopoly. What are the barriers to entry and what are some real-world examples? What is a natural monopoly? Be able to compare the monopoly situation to perfect competition: price, demand, marginal cost, marginal revenue, welfare, and etc. How should we regulate monopolies? Know the graphs! When a competitive firm will shut down in the short run?In the short run, when a firm cannot recover its fixed costs, the firm will choose to shut down temporarily if the price of the good is less than average variable cost. In the long run, when the firm can recover both fixed and variable costs, it will choose to exit if the price is less than average total cost.
What does a firm that shuts down temporarily still have to pay?That is, a firm that shuts down temporarily still has to pay its fixed costs, whereas a firm that exits the market does not have to pay any costs at all, fixed or variable. If the firm shuts down, it loses all revenue from the sale of its product.
When should a firm shut down in perfect competition in short run?In addition, in the short run, if the firm's total revenue is less than variable costs, the firm should shut down.
When a perfectly competitive firm makes a decision to shut down it is most likely that?Transcribed image text: When a perfectly competitive firm decides to shut down, it is most likely that marginal cost is above average variable cost.
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