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A monopoly:


A) is a price taker.
B) faces competition from other firms producing close substitutes.
C) restricts its output.
D) sets a low price by controlling the level of output.

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

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An essential characteristic of a monopoly is:


A) the good must have no close substitutes.
B) there can only be a few sellers in the market.
C) only one buyer must exist.
D) many buyers must exist.

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

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For a monopolist,total revenues will:


A) increase and eventually decrease as output increases.
B) decrease and eventually increase as output increases.
C) always increase as output increases.
D) always decrease as output increases.

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

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An example of a public policy response to a monopoly is:


A) public admonishment.
B) encouraging mergers.
C) antitrust laws.
D) All of these are examples.

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

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For a monopolist,average revenues:


A) are always equal to price.
B) equal price only at the profit maximizing quantity.
C) are always zero at the profit maximizing quantity.
D) are maximized when total revenues are maximized.

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

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For a monopoly producing any output level greater than one,the average revenue curve:


A) is the same as the demand curve.
B) lies about the demand curve.
C) lies below the demand curve.
D) can be negative.

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

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For a monopolist,the price effect:


A) is the increase in revenues from selling a greater quantity at a lower price.
B) is always outweighed by the quantity effect.
C) is the decrease in revenues from selling a greater quantity at a lower price.
D) always outweighs the quantity effect.

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

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Diamonds are expensive because:


A) very few diamonds are discovered each year.
B) the seller of most diamonds in the world restricts output.
C) they are a symbol of luxury.
D) they are a form of conspicuous consumption.

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

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When the monopolist decides to supply a given amount to the market,it will:


A) set the price equal to marginal cost.
B) set the price higher than what demanders are willing to pay for that amount.
C) only sell that amount if it charges what the demanders are willing to pay for that amount.
D) set the price lower than the demand curve to create a perceived shortage.

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

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Price discrimination exists:


A) only in perfectly competitive markets.
B) because sellers try to exploit differences in customers' willingness to pay.
C) in all industries, regardless of market structure.
D) only when demand is inelastic.

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

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This graph shows the cost and revenue curves faced by a monopoly. This graph shows the cost and revenue curves faced by a monopoly.   According to the graph shown,if Q2 units are being produced,this monopolist: A)  is earning negative economic profits. B)  is earning positive economic profits. C)  is earning zero economic profits. D)  may be earning zero accounting profits. According to the graph shown,if Q2 units are being produced,this monopolist:


A) is earning negative economic profits.
B) is earning positive economic profits.
C) is earning zero economic profits.
D) may be earning zero accounting profits.

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

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The most a monopolist can sell at any given price is:


A) the amount he alone can supply the market with.
B) the amount demanders are willing to buy at that price.
C) constrained by the availability of inputs.
D) less than if it were a perfectly competitive market.

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

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The existence of a monopoly:


A) creates a gain of total surplus.
B) benefits the consumer.
C) benefits the monopolist.
D) creates more consumer surplus.

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

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The monopolist and the perfectly competitive firm both choose to maximize profits by choosing the level of output where:


A) MC equals MR and price is equal to minimum ATC.
B) the two types of firms make their profit-maximizing decision differently.
C) MC equals MR and price is equal to AR.
D) MC equals AR and price is equal to minimum ATC.

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

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One way the government can introduce competition into a monopoly industry is to:


A) break up the company along different stages of the production process.
B) split it vertically.
C) split it horizontally.
D) All of these statements are true.

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

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The monopolist's outcome happens at a:


A) lower quantity than the perfectly competitive one.
B) lower price than the perfectly competitive one.
C) higher quantity than the perfectly competitive one.
D) cost that is equal to a perfectly competitive one.

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

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The Sherman Antitrust Act:


A) no longer applies to business practices today.
B) was passed in 1800.
C) was actively used by President Roosevelt in the early 20th century.
D) All of these statements are true.

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

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Which of the following was not an industry the government has used the Sherman Act to break up because it was a monopoly?


A) Railroad
B) Oil
C) Aluminum
D) Technology

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

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The monopolist is able to enjoy profits in the long run because:


A) the firm's price is set above its marginal costs.
B) there is no threat of competition.
C) the firm can charge a price higher than its average total costs in the long run.
D) All of these statements are true.

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

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A monopoly:


A) is constrained because its decisions cannot affect market price.
B) is constrained by demand.
C) faces a horizontal demand curve.
D) is constantly threatened by the entry of new firms.

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

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