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COMPETITIVE MARKETS
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-markets that have many buyers and sellers so that no single buyer or seller can influence the price.
-consist of (perfectly competitive-price takers, monopolistic-price searchers, oligopoly-price searcher)
-consist of (perfectly competitive-price takers, monopolistic-price searchers, oligopoly-price searcher)
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monopolistic competition
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...
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Average Total Cost (ATC)
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TC/Q or AFC + AVC
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average fixed cost (ATC)
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ATC-AVC
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area
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q* (P value line-ATC)
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profit
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TR-TC (total revenue- total cost)
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increase in demand in the market leads to
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increase demand mean increase price then encourages more production (increase in output and increase in profit)
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the second p line is the horizontal line that goes through ATC with the new demand (if demand is the change in the market)
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the first p line is at the minimum of the ATC line
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are small relative to the total market
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firms that are price takers (perfectly competitive firms)
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a corn farmer in iowa
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which pf the following is a price taker?
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reduce output
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if marginal revenue is less than marginal cost then, the price taker should
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additional firms will be attracted into the market until economic profit is zero
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When a firm in a price taker market is temporarily able to charge a price that exceeds its production costs:
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easy entry into the market
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Which of the following is necessary to ensure competition in a market?
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could increase your profit by expanding output
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If you were the owner of a price taker firm operating at an output level where the marginal cost of producing another unit is $55 and the market price is $72, then you
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if a perfectly competitive firm increased its price, consumers would buy from other suppliers
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Which of the following best explains why a firm in a perfectly competitive market must sell at the price determined in the market?
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price searchers have to cut their prices to sell additional output, but price takers do not
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Which of the following is a primary difference between price searchers and price takers?
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a barrier to entry
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A law that requires businesses to obtain a government issued license in order to enter a market is an example of:
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equal to price
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Marginal revenue of a perfectly competitive firm is:
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less than market price
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For a price searcher, marginal revenue is
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as long as marginal revenue exceeds the marginal cost of the unit
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A profit maximizing firm will continue to expand output:
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operating revenue is less than total variable cost
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A firm should shutdown in the short run if:
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is doing as well as typical firms in other markets
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If a firm in a price taker market is earning zero economic profit, it:
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going out of business (permenantly)
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The only way a firm can avoid fixed costs is by:
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over time, new firms will enter the industry and old firms will expand their operations in response to the price increase
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When the demand for a product increases, the increase in quantity supplied will generally be greater in the long run than in the short run because:
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1.) existing firms exiting the wheat industry in the long run
2.) a decrease in the price of wheat in the short run
3.) existing producers decreasing output in the short run
all of these
2.) a decrease in the price of wheat in the short run
3.) existing producers decreasing output in the short run
all of these
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A long term decrease in demand in the wheat industry will result in:
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an increasing cost industry
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If expansion of output in an industry leads to rising input prices, the industry must be:
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lower profits for firms that were already in the market
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When firms have an incentive to enter a competitive price taker market, their entry will:
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price is less than average variable cost
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In the short run, a profit maximizing firm in a price-taker market will shut down production if
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a horizontal line for a constant cost industry
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The long run supply curve is
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the marginal cost curve above its intersection with the average variable cost curve because below this price, firms will shut down in the short run
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Which portion of the firm's marginal cost curve determines a firm's short-run supply curve?
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upward sloping
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If an input necessary for production is in limited supply so that an expansion of the industry raises costs for all existing firms in the market, the long-run market supply curve for the good would be:
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will be greater in the long run than the short run
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All else constant, the price elasticity of supply:
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relatively elastic
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If output expands a lot in response to a given increase in price, supply is: