Exam 8: Monopoly and Monopolistic Competition

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If a monopolist faces a constant-elasticity demand curve given by Q = 202,500P -3 and has total costs given by TC = 10Q,its profit-maximizing level of output is:

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B

When a producer of joint goods refuses to sell all of one good,the producer:

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C

If John produces joint products A and B and refuses to sell all the A he produces,then:

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B

A monopsonist faces a market labor supply curve w = 40 + 2L,where w is the wage rate and L is the number of workers employed.If the firm's labor demand curve is w = 200 - L,what is the optimal wage rate and quantity of labor employed?

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If Harry Doubleday's price elasticity of demand is -2,and its profit-maximizing price is $6,then its:

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For the Minnie Mice Company,the elasticity of demand is -6,and the profit-maximizing price is 30.If MC is marginal cost and AVC is average variable cost,then:

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Cal's Cab Company (CCC)has a taxi monopoly in Wen Kroy.The demand for taxi services in Wen Kroy is given by Q = 1,500 - P.CCC's costs are given by TC = 100 - Q2 + 5Q3.Its maximum monopoly profit is:

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If elasticity of demand is -2,marginal cost is $4,and average cost is $6,a profit-maximizing markup price is:

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If revenues from selling quantities x and y of jointly produced goods X and Y were TRX = 300 - xy + 50x and TRY = 1,000 - xy + 2y,and 10 units of y were produced,then marginal revenue with respect to X would be:

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For a producer of joint products X and Y with total costs CX and CY,an isocost curve:

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A producer of two fixed proportion outputs A and B,producing QA = QB with marginal revenues MRA and MRB,should equate marginal cost to:

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A supplier of fur coats estimates that the price elasticity of demand for its coats is -3.75.The firm has determined that an additional $100,000 in advertising would generate $275,000 in additional revenues.You would advise the firm to:

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So long as price exceeds average variable cost,in the model of monopolistic competition,a firm maximizes profits by producing where:

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My Big Banana (MBB)has a monopoly in Middletown on large banana splits.The demand for this delicacy is given by Q = 80 - P.MBB's costs are given by TC = 40 + 2Q + 2Q2.Its maximum monopoly profit is:

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Firms offer promotions in order to:

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Joe's T-shirts has costs given by TC = $100 + 3Q,where Q is the number of shirts.If Joe charges $5 each,the percentage markup for 100 shirts is:

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The Frank Failing Company has an average variable cost of $8,average fixed cost of $16,marginal cost of $12,and elasticity of demand -3.Frank should:

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Firms advertise in order to:

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If a monopolist faces a constant-elasticity demand curve given by Q = 400P -2 and has total costs given by TC = 0.625Q2,its profit-maximizing level of output is:

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In the model of monopolistic competition,there can be short-run:

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