Econ 101 - Microeconomics » Fall 2022 » MC and Oligopoly Ch 12 Quiz

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Question #1
The demand curve for a monopolistic competitor slopes downward because
A.   demand drops to zero after a slight price increase.
B.   customers have no loyalty to the product.
C.   there are close but not perfect substitutes for the product.
D.   the product is undifferentiated.
Question #2
In the cigarette industry either R. J. Reynolds or Phillip Morris, for a time, raised prices twice a year by about 50 cents per carton. The other firms in the industry raised their prices by the same amount. Economists call this
A.   a price war.
B.   price leadership.
C.   predatory pricing.
D.   sales maximization.
Question #3
To maximize its profit, a monopolistically competitive firm produces at the output level at which
A.   its price elasticity of demand equals one.
B.   MR = MC.
C.   MR = AVC.
D.   its D curve is tangent to its ATC curve.
Question #4
Monopolistic competitors and perfect competitors are alike in
A.   relying on advertising to attract buyers to their products.
B.   zero economic profit in the short run.
C.   having horizontal demand curves.
D.   zero economic profit in the long run.
Question #5
A situation in which both players can adopt moves such that each player's move is its most profitable response to the move of the other is the
A.   maximin criterion.
B.   tacit collusion.
C.   Nash equilibrium.
D.   prisoner's dilemma.
Question #6
Oligopoly occurs when
A.   many firms dominate a single market.
B.   a few firms sell to a few large buyers.
C.   a few firms dominate a single market.
D.   a few firms sell many different products.
Question #7
Contestable markets improve the performance of imperfect markets with
A.   advertising.
B.   the threat of entry.
C.   government regulations.
D.   tacit collusion.
Question #8
Oligopolists
A.   must take rivals' reactions into account.
B.   are price takers.
C.   rarely advertise.
D.   offer homogeneous products.
Question #9
If an oligopolist cuts the prices of its products,
A.   customers will remain unchanged in number.
B.   rival firms will not react.
C.   customers will switch to a rival firm.
D.   customers will switch from rival firms to buy from them.
Question #10
Monopolistic competition is common in
A.   basic manufacturing.
B.   electric power generation.
C.   farming.
D.   retail selling.
Question #11
Which of the following attitudes will be held by a typical firm in a typical cartel?
A.   If I alone cheat, I'm better off; if everyone cheats, I'm worse off.
B.   If I suspect others are planning to cheat, I'll do best for myself by deciding not to cheat.
C.   If everyone cheats, I'm better off and so is everyone else in the cartel.
D.   I can never do better for myself than by following agreed-upon cartel policies.
Question #12
Monopolistic competition is characterized by
A.   one firm selling several products.
B.   many firms selling the same product.
C.   many firms selling slightly different products.
D.   one firm selling one product.
Question #13
An article in The Economist reported that prices of CDs in Britain is much higher than prices in the United States or other European countries. There are only a few major companies, and a report from a Parliament committee said there is no serious price competition. The best explanation for this is that
A.   there is substantial differentiation of product.
B.   there are entry barriers in production and distribution of CDs.
C.   the industry is a contestable market.
D.   firms are avoiding profit opportunities.
Question #14
The Organization of Petroleum Exporting Countries (OPEC) is an example of
A.   an organization devoted to tacit collusion.
B.   a price leadership system.
C.   a generally unsuccessful cartel.
D.   a once successful cartel.
Question #15
All four market forms discussed in the text maximize profit were
A.   MR = MC.
B.   AR = AC.
C.   P = MC.
D.   MC = AR.

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