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An efficiency loss (or deadweight loss) declines in size when a unit of output is produced for which:


A) marginal cost exceeds marginal benefit.
B) maximum willingness to pay exceeds minimum acceptable price.
C) consumer surplus exceeds producer surplus.
D) producer surplus exceeds consumer surplus.

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

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Upon learning that his auto transmission is about to fail,Ray Roma sells his car to an unsuspecting buyer.This circumstance illustrates the:


A) adverse selection problem.
B) free-rider problem.
C) moral hazard problem.
D) principal-agent problem.

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

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Sellers will opt out of markets in which:


A) there are significant negative externalities.
B) standardized products exist.
C) there are only foreign buyers.
D) information about buyers is inadequate,and some buyers can impose high costs on the sellers.

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

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Cost-benefit analysis is frequently difficult to apply because it is difficult to quantify the full benefits of a public good or service.

A) True
B) False

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A public good:


A) can be profitably produced by private firms.
B) is characterized by rivalry and excludability.
C) produces no positive or negative externalities.
D) is available to all and cannot be denied to anyone.

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

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Jennifer buys a piece of costume jewelry for $33 for which she was willing to pay $42.The minimum acceptable price to the seller,Nathan,was $30.Jennifer experiences:


A) a consumer surplus of $12 and Nathan experiences a producer surplus of $3.
B) a producer surplus of $9 and Nathan experiences a consumer surplus of $3.
C) a consumer surplus of $9 and Nathan experiences a producer surplus of $3.
D) a producer surplus of $9 and Nathan experiences a producer surplus of $12.

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

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Professor Gullible agreed to cancel the final examination if students promised to study for it anyway.The concept of moral hazard would predict that it is unlikely that students will study for the exam.

A) True
B) False

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Answer the question on the basis of the following information for a public good.Pa and Pb are the prices that individuals A and B are willing to pay for the last unit of a public good,rather than do without it.These people are the only two members of society. 12345Paa$2100Pab$54321\begin{array}{c}\begin{array}{c}\underline{\text {Q }}\\1 \\2 \\3 \\4 \\5\end{array}\begin{array}{c}\underline{\mathrm{Pa}_{\mathrm{a}} }\\\$ \\2\\1\\0\\0\end{array}\begin{array}{c}\underline{\mathrm{Pa}_{\mathrm{b}} }\\\$ 5 \\4 \\3 \\2 \\1\end{array}\end{array} Refer to the data.If this good were a private good instead of a public one,the total quantity demanded at a $3 market price would be:


A) 2 units.
B) 3 units.
C) 6 units.
D) 4 units.

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

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The marginal cost to society of reducing pollution rises with increases in pollution abatement because of the law of:


A) diminishing marginal utility.
B) conservation of matter and energy.
C) demand.
D) diminishing returns.

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

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The trains of the Transcontinental Railway Company,when shipping goods,sometimes emit sparks that start fires along the tracks and damage the property of others.If Transcontinental does not pay for the damage it causes,what has occurred?


A) Positive externality.
B) Demand-side market failure.
C) Supply-side market failure.
D) All of these.

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

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An efficiency loss (or deadweight loss) :


A) is measured as the combined loss of consumer surplus and producer surplus.
B) results from producing a unit of output for which the maximum willingness to pay exceeds the minimum acceptable price.
C) can result from underproduction,but not from overproduction.
D) can result from overproduction,but not from underproduction.

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

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As it applies to insurance,the adverse selection problem is the tendency for:


A) those most likely to collect on insurance to buy it.
B) those who buy insurance to take less precaution in avoiding the insured risk.
C) sellers to price discriminate.
D) sellers to restrict output and charge high prices.

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

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The optimal quantity of a public good occurs where the marginal benefit of the citizen who has the highest preference for the good just equals the good's marginal cost.

A) True
B) False

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In response to the financial crisis that began in 2007,the government began to bail out banks deemed "too big to fail." Critics of this action argued that this would create the prospect of future bailouts and encourage banks to be fiscally irresponsible in the future.This illustrates:


A) the adverse selection problem.
B) the moral hazard problem.
C) the principal-agent problem.
D) logrolling.

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

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(Consider This) Brinley is the hottest new pop singer,but his agent discovers that Internet sales of Brinley's music have been poor due to Internet piracy,but concerts are regularly sold out and merchandise (such as T-shirts) sells well.If Brinley wants to enhance profits,economists would most likely recommend that he:


A) charge more for downloads,concerts,and merchandise.
B) cut prices for downloads,concerts,and merchandise.
C) only give concerts.
D) keep prices of downloads low and raise prices for concerts and merchandise.

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

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Nonrivalry and nonexcludability are the main characteristics of:


A) consumption goods.
B) capital goods.
C) private goods.
D) public goods.

E) None of the above
F) All of the above

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Suppose a firm offers its workers a cafeteria plan in which it allows workers to allocate a set amount of fringe benefit money toward specific insurance.Mary,who has five kids needing braces,selects the family dental coverage.This is an example of the:


A) free-rider problem.
B) principal-agent problem.
C) adverse selection problem.
D) moral hazard problem.

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

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(Consider This)The principle that private negotiation can resolve potential externalities without resort to government intervention is known as the Coase theorem.

A) True
B) False

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The market system does not produce public goods because:


A) there is no need or demand for such goods.
B) private firms cannot stop consumers who are unwilling to pay for such goods from benefiting from them.
C) public enterprises can produce such goods at lower cost than can private enterprises.
D) their production seriously distorts the distribution of income.

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

Correct Answer

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Which of the following is an example of market failure?


A) Negative externalities.
B) Positive externalities.
C) Public goods.
D) All of these.

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

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