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Explain the role of advertising in monopolistic competition. Describe how advertising by all firms in a monopolistically competitive industry impacts a firm's ATC curve, its MC curve, its demand curve, and its MR curve.

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In order to maintain (or regain) economi...

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Small pizza parlors exist in just about every town. Anyone can open a pizza parlor, and the pizzas from one parlor typically have different tastes and sizes than pizzas from another parlor. Thus, the pizza industry is an example of


A) perfect competition.
B) monopoly.
C) oligopoly.
D) monopolistic competition.

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

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ACME, Inc. operates in a market structure in which there are many other firms that find it easy to enter or exit. ACME is operating in ________ market.


A) definitely a perfectly competitive
B) either a perfectly competitive or a monopolistically competitive
C) definitely a monopolistically competitive
D) neither a perfectly competitive nor a monopolistically competitive

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

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"One of the defining features of monopolistic competition is product variety." Is the previous statement correct or incorrect?

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The statement is correct. In m...

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  -In the above figure of a monopolistically competitive firm, the marginal cost of the last unit produced is equal to ________ and is ________ marginal revenue. A)  P<sub>2</sub>; greater than B)  P<sub>3</sub>; greater than C)  P<sub>1</sub>; greater than D)  P<sub>1</sub>; equal to -In the above figure of a monopolistically competitive firm, the marginal cost of the last unit produced is equal to ________ and is ________ marginal revenue.


A) P2; greater than
B) P3; greater than
C) P1; greater than
D) P1; equal to

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

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A firm's markup is the amount by which ________ exceeds ________.


A) price; average total cost
B) price; marginal cost
C) average total cost; marginal cost
D) price; average variable cost

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

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  -The above figure represents a restaurant operating in monopolistic competition. a) What is the profit-maximizing level of output? b) What price will the firm charge? c) What is the firm's economic profit (or loss)? d) Is this a long-run equilibrium? Why or why not? e) Is this firm producing its capacity output? -The above figure represents a restaurant operating in monopolistic competition. a) What is the profit-maximizing level of output? b) What price will the firm charge? c) What is the firm's economic profit (or loss)? d) Is this a long-run equilibrium? Why or why not? e) Is this firm producing its capacity output?

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a) The quantity is 20 meals a day.
b) Th...

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If firms in a monopolistically competitive industry are making an economic profit, then


A) some customers will exit the market.
B) some workers will leave the industry's labor force.
C) some firms will leave the industry.
D) new firms will enter the industry.

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

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How is a monopolistically competitive firm similar to a perfectly competitive firm?


A) Both will observe entry into the industry if economic profit is positive.
B) Both produce where average total cost equals marginal cost.
C) Both make a positive economic profit in the long run.
D) Both produce a homogeneous good.

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

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"A firm in monopolistic competition maximizes its profit by producing where its price is equal to its marginal cost." Is the previous statement correct or incorrect?

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The statement is incorrect. A firm in mo...

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In monopolistic competition


A) each firm's price cannot deviate from the average price of other firms.
B) each firm supplies a large part of the total industry output.
C) no one firm's actions directly affect the actions of the other firms.
D) firms set their prices based on agreements with their competitors.

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

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  -The above figure shows the demand and cost curves for a monopolistically competitive firm in the long run. The maximum economic profit this firm can make equal equals A)  $0. B)  $80. C)  $120. D)  $160. -The above figure shows the demand and cost curves for a monopolistically competitive firm in the long run. The maximum economic profit this firm can make equal equals


A) $0.
B) $80.
C) $120.
D) $160.

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

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A textbook publisher is in monopolistic competition. If the firm spends nothing on advertising, it can sell no books at $100 a book, but for each $10 cut in price, the quantity of books it can sell increases by 20 books a day. The firm's total fixed cost is $2,400 a day. Its average variable cost and marginal cost is a constant $20 per book. If the firm spends $1,200 a day on advertising, it can increase the quantity of books sold at each price by 50 percent. If the firm advertises, its maximum economic profit is


A) zero.
B) $800.
C) $1,200.
D) -$400.

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

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  -The figure above shows the situation facing Smart Digit, Inc., a firm in monopolistic competition that produces calculators. What quantity does the firm produce? A)  200 calculators per day B)  300 calculators per day C)  more than 300 calculators per day and less than 400 calculators per day D)  400 calculators per day -The figure above shows the situation facing Smart Digit, Inc., a firm in monopolistic competition that produces calculators. What quantity does the firm produce?


A) 200 calculators per day
B) 300 calculators per day
C) more than 300 calculators per day and less than 400 calculators per day
D) 400 calculators per day

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

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If a monopolistically competitive firm's marginal cost curve shifts upward, then the amount of output it produces


A) increases.
B) stays the same.
C) decreases.
D) could increase, decrease, or stay the same but more information is needed.

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

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Brand name drugs are chemically identical to their generic counterparts. Yet, consumers often prefer the brand name product to the generic product. Making consumers think that a brand name drug differs from its generic counterpart is an example of


A) product differentiation.
B) perfect competition.
C) oligopolistic behavior.
D) price taking behavior.

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

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  The figure shows the demand curve for Nike shoes (D) , and Nike's marginal revenue curve (MR) , marginal cost curve (MC) , and average total cost curve (ATC) . -In the figure above, Nike's economic profit is ________. A)  $3,000 B)  $1,800 C)  $9,000 D)  zero The figure shows the demand curve for Nike shoes (D) , and Nike's marginal revenue curve (MR) , marginal cost curve (MC) , and average total cost curve (ATC) . -In the figure above, Nike's economic profit is ________.


A) $3,000
B) $1,800
C) $9,000
D) zero

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

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Which one of the following statements is TRUE for BOTH perfect competition and monopolistic competition?


A) Each type of firm faces a downward sloping demand curve.
B) Each type of firm produces a homogeneous product.
C) In the long run, firms in both industries make zero economic profit.
D) Each type of firm competes on product quality and price.

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

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Excess capacity refers to any unsold output due to insufficient demand.

A) True
B) False

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  The figure shows the demand curve for Gap jackets (D) , and Gap's marginal revenue curve (MR) , marginal cost curve (MC) , and average total cost curve (ATC) . -In the figure above, Gap maximizes its profit if it charges ________ per jacket. A)  $130 B)  $80 C)  $115 D)  $100 The figure shows the demand curve for Gap jackets (D) , and Gap's marginal revenue curve (MR) , marginal cost curve (MC) , and average total cost curve (ATC) . -In the figure above, Gap maximizes its profit if it charges ________ per jacket.


A) $130
B) $80
C) $115
D) $100

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

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