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A natural monopoly exists whenever a single firm:


A) is owned and operated by the government.
B) is investor-owned but has been granted the exclusive right by the government to operate in a market.
C) has economies of scale over the entire range of production that is relevant to its market.
D) has gained control over a strategic input of an important production process.

E) A) and C)
F) All of the above

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If a firm has market power,the marginal revenue curve always lies below the demand curve.

A) True
B) False

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Large barriers to entry are one reason that a monopoly:


A) earns an economic profit in the long run.
B) produces at the minimum average total cost in the long run.
C) produces with no fixed costs in the long run.
D) maximizes its profits by producing where P = MC.

E) A) and D)
F) B) and C)

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Use the following to answer questions : Figure: The Profit-Maximizing Output and Price Use the following to answer questions : Figure: The Profit-Maximizing Output and Price   -(Figure: The Profit-Maximizing Output and Price) Use Figure: The Profit-Maximizing Output and Price.Assume there are no fixed costs and AC = MC.At the profit-maximizing quantity of production for the monopolist,total revenue is _____,total cost is _____,and profit is _____. A)  $600;$200;$400 B)  $1 600;$3 200;$1 600 C)  $4 800;$3 200;$1 600 D)  $4 800;$1 600;$3 200 -(Figure: The Profit-Maximizing Output and Price) Use Figure: The Profit-Maximizing Output and Price.Assume there are no fixed costs and AC = MC.At the profit-maximizing quantity of production for the monopolist,total revenue is _____,total cost is _____,and profit is _____.


A) $600;$200;$400
B) $1 600;$3 200;$1 600
C) $4 800;$3 200;$1 600
D) $4 800;$1 600;$3 200

E) B) and C)
F) A) and D)

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Use the following to answer questions :  Table: Prices and Demand  Quantity  of Hats  Demanded  Price  per Hat 0$30128226324422520618716814\begin{array}{l}\text { Table: Prices and Demand }\\\begin{array} { l c } \hline \begin{array} { l } \text { Quantity } \\\text { of Hats } \\\text { Demanded }\end{array} & \begin{array} { c } \text { Price } \\\text { per Hat }\end{array} \\\hline 0 & \$ 30 \\1 & 28 \\2 & 26 \\3 & 24 \\4 & 22 \\5 & 20 \\6 & 18 \\7 & 16 \\8 & 14 \\\hline\end{array}\end{array} -(Table: Prices and Demand) Use Table: Prices and Demand.The Toronto Maple Leafs have a monopoly on Leafs logo hats.The Leafs sell at most 1 hat to each customer,and the table shows each customer's willingness to pay.The marginal cost of producing a hat is $18,and there are no fixed costs.How much is the Leafs' profit at the profit-maximizing output?


A) $24
B) $18
C) $12
D) $30

E) None of the above
F) B) and C)

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Use the following to answer questions : Figure: A Profit-Maximizing Monopoly Firm Use the following to answer questions : Figure: A Profit-Maximizing Monopoly Firm   -In the short run,a monopoly will stop producing if: A)  P < ATC. B)  P < AVC. C)  P > MR. D)  P > ATC. -In the short run,a monopoly will stop producing if:


A) P < ATC.
B) P < AVC.
C) P > MR.
D) P > ATC.

E) C) and D)
F) All of the above

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Use the following to answer questions : Figure: Monopoly Model Use the following to answer questions : Figure: Monopoly Model   -(Figure: Monopoly Model) Use Figure: Monopoly Model.When the firm is in equilibrium (that is,maximizing its economic profit) ,its total cost is the area of rectangle: A)  0PDJ. B)  0IHJ. C)  IPDH. D)  0SBJ. -(Figure: Monopoly Model) Use Figure: Monopoly Model.When the firm is in equilibrium (that is,maximizing its economic profit) ,its total cost is the area of rectangle:


A) 0PDJ.
B) 0IHJ.
C) IPDH.
D) 0SBJ.

E) A) and B)
F) B) and D)

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To engage in price discrimination,a firm must be:


A) a price -taker.
B) one of many firms in an industry.
C) unable to identify consumers whose elasticities differ.
D) a price setter and able to identify consumers whose elasticities differ.

E) None of the above
F) A) and B)

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Bob owns a trout farm with monopoly power in British Columbia.Bob's optimal output occurs where marginal revenue _____ marginal cost.Because of monopoly power,Bob's supply curve _____.


A) equals;does not exist
B) exceeds;does not exist
C) equals;is upward sloping
D) exceeds;is perfectly inelastic

E) All of the above
F) A) and D)

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Use the following to answer questions :  Table: Lunch  Price  Quantity  Demanded $100910820730640550460\begin{array}{l}\text { Table: Lunch }\\\begin{array} { r c } \hline \text { Price } & \begin{array} { c } \text { Quantity } \\\text { Demanded }\end{array} \\\hline \$ 10 & 0 \\9 & 10 \\8 & 20 \\7 & 30 \\6 & 40 \\5 & 50 \\4 & 60 \\\hline\end{array}\end{array} -(Table: Lunch) Use Table: Lunch.This table shows market demand for picnic lunches for people taking all-day rafting trips on the river.Suppose that the marginal cost and average cost of each lunch are a constant $4 for all firms in the market.What is producer surplus in this market in the long run?


A) $0
B) $4
C) $180
D) $360

E) A) and C)
F) B) and C)

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Use the following to answer questions : Figure: Demand,Revenue,and Cost Curves Use the following to answer questions : Figure: Demand,Revenue,and Cost Curves   -(Figure: Demand,Revenue,and Cost Curves) Use Figure: Demand,Revenue,and Cost Curves.Figglenuts-R-Us is a monopolist in the figglenut market.Figglenuts-R-Us will sell _____ figglenuts and set a price of _____ to maximize profits. A)  70;$65 B)  100;$50 C)  120;$40 D)  150;$46 -(Figure: Demand,Revenue,and Cost Curves) Use Figure: Demand,Revenue,and Cost Curves.Figglenuts-R-Us is a monopolist in the figglenut market.Figglenuts-R-Us will sell _____ figglenuts and set a price of _____ to maximize profits.


A) 70;$65
B) 100;$50
C) 120;$40
D) 150;$46

E) None of the above
F) All of the above

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When a monopolist practices price discrimination,compared with a single-price monopolist,deadweight loss will:


A) remain the same.
B) increase.
C) decrease.
D) increase initially and then return to its original level.

E) B) and C)
F) A) and B)

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Use the following to answer question 328: Figure: The Monopolist IV Use the following to answer question 328: Figure: The Monopolist IV   -(Figure: The Monopolist IV) Use Figure: The Monopolist IV.Assume this monopolist has no fixed costs.If this monopolist profit-maximizes,it will produce _____ units and charge a price equal to _____.Its profit will be _____,its consumer surplus will be _____,and the deadweight loss is _____. A)  50;$30;$1 200;$600;$100 B)  35;$65;$1 225;$612.50;$612.50 C)  100;$65;$1 500;$615.50;$1 000 D)  70;$35;$1 225;$615.50;$615.50 -(Figure: The Monopolist IV) Use Figure: The Monopolist IV.Assume this monopolist has no fixed costs.If this monopolist profit-maximizes,it will produce _____ units and charge a price equal to _____.Its profit will be _____,its consumer surplus will be _____,and the deadweight loss is _____.


A) 50;$30;$1 200;$600;$100
B) 35;$65;$1 225;$612.50;$612.50
C) 100;$65;$1 500;$615.50;$1 000
D) 70;$35;$1 225;$615.50;$615.50

E) A) and C)
F) B) and C)

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Network externalities exist when a good's value to the consumer rises as:


A) the number of people who use the good increases.
B) the number of people who use the good decreases.
C) the number of people who use the good remains constant.
D) technology improves.

E) None of the above
F) A) and B)

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In perfect competition,the firm produces the output such that _____,and in monopoly,the firm produces the output such that _____.


A) P > MR = MC;P = MR = MC
B) P = MR = MC;P < MR = MC
C) P = MR = MC;P > MR = MC
D) P = MR = MC;P = MR = MC

E) None of the above
F) All of the above

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Use the following to answer questions : Figure: The Profit-Maximizing Output and Price Use the following to answer questions : Figure: The Profit-Maximizing Output and Price   -(Figure: The Profit-Maximizing Output and Price) Use Figure: The Profit-Maximizing Output and Price.Assume that there are no fixed costs and AC = MC = $200.At the profit-maximizing output and price for a perfectly competitive industry,economic profit for the firms in the industry is: A)  $0. B)  $200. C)  $1 600. D)  $3 200. -(Figure: The Profit-Maximizing Output and Price) Use Figure: The Profit-Maximizing Output and Price.Assume that there are no fixed costs and AC = MC = $200.At the profit-maximizing output and price for a perfectly competitive industry,economic profit for the firms in the industry is:


A) $0.
B) $200.
C) $1 600.
D) $3 200.

E) A) and D)
F) None of the above

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Consumer surplus is higher under a single-price monopoly than it is under a perfectly price-discriminating monopoly.

A) True
B) False

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Use the following to answer questions : Figure: Monopoly Model Use the following to answer questions : Figure: Monopoly Model   -(Figure: Monopoly Model) Use Figure: Monopoly Model.The profit-maximizing quantity is at point: A)  W. B)  J. C)  K. D)  L. -(Figure: Monopoly Model) Use Figure: Monopoly Model.The profit-maximizing quantity is at point:


A) W.
B) J.
C) K.
D) L.

E) All of the above
F) B) and C)

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Because monopoly firms are price setters,they:


A) can sell more only by lowering the price.
B) sell more at higher prices than at lower prices.
C) take the market-determined price as given and sell all they can at that price.
D) charge the highest possible price.

E) A) and B)
F) A) and D)

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A monopoly is a market characterized by a:


A) single seller.
B) product with many close substitutes.
C) large number of small firms.
D) small number of large firms.

E) C) and D)
F) A) and D)

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