A) marginal revenue equals marginal cost.
B) it has a deadweight loss, just as monopoly does.
C) long-run profits are zero due to free entry.
D) All of the above are correct.
Correct Answer
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Multiple Choice
A) Firms in monopolistic competition and monopoly can earn economic profits in both the short run and the long run.
B) Both perfectly competitive and monopolistically competitive firms are price takers.
C) Both a monopolistically competitive industry and a monopoly are characterized by a very small number of (or one) firm(s) .
D) Firms can easily enter a perfectly competitive or monopolistically competitive industry.
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Multiple Choice
A) suffer from a product-variety externality.
B) suffer from a business-stealing externality.
C) increase their production to achieve the efficient scale.
D) Both b and c are correct.
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Multiple Choice
A) $1,500.
B) $6,000.
C) $10,500.
D) $12,500.
Correct Answer
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Essay
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View Answer
Multiple Choice
A) inefficient market structure because there is deadweight loss.
B) inefficient market structure because price exceeds marginal cost.
C) efficient market structure because free entry drives long-run profits to zero.
D) Both a and b are correct.
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Multiple Choice
A) 0.5
B) 2
C) 10
D) 20
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Multiple Choice
A) downward-sloping demand curve, it will always operate with excess capacity.
B) downward-sloping demand curve, it will always operate at its efficient scale.
C) perfectly elastic demand curve, it will always operate with excess capacity.
D) perfectly inelastic demand curve, it will always operate at its efficient scale.
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Multiple Choice
A) average revenue exceeds marginal revenue
B) marginal revenue equals marginal cost
C) price exceeds marginal cost
D) All of the above are correct.
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Multiple Choice
A) III only
B) II and III
C) III and IV
D) II, III, and IV
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Multiple Choice
A) business-stealing externality that is observed in monopolistically competitive markets.
B) product-variety externality that is observed in monopolistically competitive markets.
C) inefficiencies of the long-term losses earned by monopolistically competitive firms.
D) persistence of positive profits into the long run for monopolistically competitive firms.
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Multiple Choice
A) $77
B) $80
C) $84
D) $96
Correct Answer
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Multiple Choice
A) price equals marginal cost.
B) demand equals marginal cost.
C) marginal revenue equals marginal cost.
D) Both a and c are correct.
Correct Answer
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Multiple Choice
A) both market structures feature easy entry by new firms in the long run.
B) the main objective of firms in both market structures is something other than profit maximization.
C) firms in both market structures produce the welfare-maximizing level of output.
D) firms in both market structures set price above marginal cost.
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Multiple Choice
A) Both Burger Prince and McDaniel's will advertise.
B) Neither Burger Prince nor McDaniel's will advertise.
C) Burger Prince will advertise, but McDaniel's will not advertise.
D) McDaniel's will advertise, but Burger Prince will not advertise.
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Multiple Choice
A) a short-run equilibrium but it is not in a long-run equilibrium.
B) a long-run equilibrium but it is not in a short-run equilibrium.
C) a short-run equilibrium as well as a long-run equilibrium.
D) neither a short-run equilibrium nor a long-run equilibrium.
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Multiple Choice
A) (i) only
B) (i) and (ii) only
C) (ii) and (iii) only
D) (i) , (ii) , and (iii)
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Multiple Choice
A) only when the market is perfectly competitive.
B) only when the market is a monopoly or monopolistically competitive.
C) only when the market is monopolistically competitive or perfectly competitive.
D) when the market is perfectly competitive, monopolistically competitive, or monopolistic.
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Multiple Choice
A) at its efficient scale, and a monopolistically competitive firm operates at its efficient scale.
B) at its efficient scale, and a monopolistically competitive firm operates with excess capacity.
C) with excess capacity, and a monopolistically competitive firm operates with excess capacity.
D) with excess capacity, and a monopolistically competitive firm operates at its efficient scale.
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Multiple Choice
A) Industry W
B) Industry X
C) Industry Y
D) Industry Z
Correct Answer
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