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.   there are close but not perfect substitutes for the product.
B.   demand drops to zero after a slight price increase.
C.   customers have no loyalty to 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.   price leadership.
B.   predatory pricing.
C.   sales maximization.
D.   a price war.
Question #3
To maximize its profit, a monopolistically competitive firm produces at the output level at which
A.   MR = AVC.
B.   its price elasticity of demand equals one.
C.   its D curve is tangent to its ATC curve.
D.   MR = MC.
Question #4
Monopolistic competitors and perfect competitors are alike in
A.   zero economic profit in the long run.
B.   having horizontal demand curves.
C.   zero economic profit in the short run.
D.   relying on advertising to attract buyers to their products.
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.   prisoner's dilemma.
B.   tacit collusion.
C.   maximin criterion.
D.   Nash equilibrium.
Question #6
Oligopoly occurs when
A.   a few firms sell many different products.
B.   a few firms sell to a few large buyers.
C.   many firms dominate a single market.
D.   a few firms dominate a single market.
Question #7
Contestable markets improve the performance of imperfect markets with
A.   government regulations.
B.   advertising.
C.   tacit collusion.
D.   the threat of entry.
Question #8
Oligopolists
A.   are price takers.
B.   offer homogeneous products.
C.   rarely advertise.
D.   must take rivals' reactions into account.
Question #9
If an oligopolist cuts the prices of its products,
A.   customers will switch to a rival firm.
B.   customers will remain unchanged in number.
C.   rival firms will not react.
D.   customers will switch from rival firms to buy from them.
Question #10
Monopolistic competition is common in
A.   basic manufacturing.
B.   farming.
C.   retail selling.
D.   electric power generation.
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 everyone cheats, I'm better off and so is everyone else in the cartel.
C.   If I suspect others are planning to cheat, I'll do best for myself by deciding not to cheat.
D.   I can never do better for myself than by following agreed-upon cartel policies.
Question #12
Monopolistic competition is characterized by
A.   many firms selling slightly different products.
B.   one firm selling one product.
C.   one firm selling several products.
D.   many firms selling the same 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.   the industry is a contestable market.
B.   firms are avoiding profit opportunities.
C.   there are entry barriers in production and distribution of CDs.
D.   there is substantial differentiation of product.
Question #14
The Organization of Petroleum Exporting Countries (OPEC) is an example of
A.   a once successful cartel.
B.   a price leadership system.
C.   a generally unsuccessful cartel.
D.   an organization devoted to tacit collusion.
Question #15
All four market forms discussed in the text maximize profit were
A.   AR = AC.
B.   MR = MC.
C.   P = MC.
D.   MC = AR.

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