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Market Structure Quiz | Market Structure Multiple Choice Questions and Answers

(1) Which of the following statements is true for both monopolistically competitive and oligopolistic industries?
[A] Firms have some degree of control over prices.
[B] Producers cannot benefit from knowing other firms' plans.
[C] It is impossible for new firms to enter the industries.
[D] Collusion and the creation of cartels is common.
Answer: Firms have some degree of control over prices.
(2) Which of the following best describes an oligopoly?
[A] many monopolistically competitive firms
[B] a few firms sharing monopoly power
[C] a former monopoly that has been broken up by the government
[D] a government-granted franchise or monopoly
Answer: a few firms sharing monopoly power

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(3) Which of the following is not a type of market structure?
[A] Competitive monopoly
[B] Perfect competition
[C] Oligopoly
[D] All of the above are types of market structures.
Answer: Competitive monopoly
(4) If the market demand curve for a commodity has a negative slope then the market structure must be
[A] The market structure cannot be determined from the information given.
[B] imperfect competition.
[C] perfect competition.
[D] monopoly.
Answer: The market structure cannot be determined from the information given.
(5) If a firm sells its output on a market that is characterized by many sellers and buyers, a homogeneous product, unlimited long-run resource mobility, and perfect knowledge, then the firm is a
[A] a perfect competitor.
[B] a monopolistic competitor.
[C] a monopolist.
[D] an oligopolist.
Answer: a perfect competitor.
(6) Marginal revenue is equal to price for which one of the following types of market structure?
[A] Perfect competition
[B] Monopolistic competition
[C] Monopoly
[D] Oligopoly
Answer: Perfect competition
(7) Which of the following industries is most likely to be monopolistically competitive?
[A] The car repair industry
[B] The electrical generating industry
[C] The automobile industry
[D] None of the above
Answer: The car repair industry
(8) Product variation refers to
[A] an activity undertaken by a firm to increase demand.
[B] an activity undertaken by a firm to make demand more price inelastic.
[C] a problem with quality control that tends to decrease demand.
[D] None of the Sabha
Answer: an activity undertaken by a firm to increase demand.
(9) If an imperfectly competitive firm is producing a level of output where marginal cost is equal to marginal revenue, marginal revenue is below average variable cost, and price is equal to average total cost, then the firm is
[A] minimizing short-run average total cost.
[B] in short-run equilibrium.
[C] in long-run equilibrium.
[D] breaking even.
Answer: minimizing short-run average total cost.
(10) If an imperfectly competitive firm is producing a level of output where marginal cost is equal to marginal revenue, marginal revenue is below average variable cost, and price is equal to average total cost, then the firm
[A] should increase output.
[B] should shut down.
[C] should decrease output, but should not shut down.
[D] None of the above is correct.
Answer: None of the above is correct.
(11) The demand curve faced by a monopolistically competitive firm is
[A] elastic.
[B] unit elastic.
[C] perfectly elastic.
[D] inelastic.
Answer: elastic.
(12) Which of the following is a characteristic of monopolistic competition?
[A] Easy entry into and exit from the industry.
[B] A differentiated product.
[C] Few sellers.
[D] All of the above are characteristics of monopolistic competition.
Answer: Few sellers.
(13) Which of the following is a differentiated product?
[A] An automobile.
[B] A hamburger.
[C] A shirt.
[D] All of the above are differentiated products.
Answer: All of the above are differentiated products.
(14) Which of the following types of firms is likely to be a monopolistic competitor?
[A] An automobile manufacturer
[B] A restaurant
[C] A local telephone company.
[D] All of the above are likely to be monopolistic competitors
Answer: A restaurant
(15) A monopolist produces 14,000 units of output and charges $14 per unit. Its marginal revenue is $8, its marginal cost is $7 and rising, its average total cost is $10, and its average variable cost is $9. The monopolist should
[A] increase output, which will result in an increase in the firm's positive economic profit.
[B] increase output, which will reduce the firm's economic losses.
[C] shut down, which will reduce the firm's economic losses.
[D] decrease output, which will result in an increase in the firm's positive economic profit
Answer: increase output, which will result in an increase in the firm's positive economic profit.
(16) The value of the U.S. dollar on the foreign exchange market will tend to
[A] increase if there is an increase in the demand for U.S. exports by foreign countries.
[B] decrease if there is an increase in the demand for foreign imports by the United States.
[C] decrease if monetary authorities intervene on the foreign exchange market by selling U.S. dollars for foreign currencies.
[D] All of the above are correct.
Answer: All of the above are correct.
(17) A depreciation of the U.S. dollar relative to foreign currencies will make
[A] foreign imports less expensive in the United States.
[B] U.S. exports less expensive in foreign countries.
[C] the demand for U.S. exports decrease.
[D] All of the above are correct.
Answer: U.S. exports less expensive in foreign countries.
(18) When a perfectly competitive industry is in long-run equilibrium, all firms in the industry
[A] produce a level of output where long-run marginal cost is equal to long-run average cost.
[B] produce a level of output where short-run marginal cost is equal to short-run average total cost.
[C] earn zero economic profits.
[D] All of the above are correct.
Answer: All of the above are correct.
(19) A natural monopolyrefers to a monopoly that is defended from direct competition by
[A] control over a vital input.
[B] a government franchise.
[C] a patent or copyright.
[D] economies of scale over a broad range of output.
Answer: economies of scale over a broad range of output.
(20) In the short run, a monopolist will shut down if it is producing a level of output where marginal revenue is equal to short-run marginal cost and price is
[A] less than average variable cost.
[B] greater than average variable cost.
[C] greater than average total cost.
[D] less than average total cost.
Answer: less than average variable cost.

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