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The Tragedy of the Commons results when a good is


A) rival in consumption and not excludable.
B) excludable and not rival in consumption.
C) both rival in consumption and excludable.
D) neither rival in consumption nor excludable.

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Who among the following is a free rider?


A) Ernie listens to National Public Radio, but does not contribute to any fundraising efforts.
B) Bert takes the commuter rail to work, but he purchases the discounted monthly passes rather than buying tickets each day.
C) Grover sends his 5 children to a private school rather than to the public school in his neighborhood.
D) Oscar goes to Elmo's house to watch a football game on the local television channel.

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Fire protection is a


A) club good, because it is excludable but not rival in consumption.
B) club good, because it is rival in consumption but not excludable.
C) a public good, because it is excludable but not rival in consumption.
D) a public good, because it is rival in consumption but not excludable.

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A study that compares the costs and benefits to society of providing a public good is called externality analysis.

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When free riders are present in a market, the market generally fails to provide the efficient outcome.

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Pollution is a


A) problem that is entirely unrelated to the parable called the Tragedy of the Commons.
B) problem that cannot be remedied with regulations or corrective taxes.
C) negative externality that can be viewed as a public-goods problem.
D) negative externality that can be viewed as a common-resource problem.

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The national defense of the United States is not excludable because


A) my enjoyment of the national defense does not diminish your enjoyment of the national defense of the United States.
B) my enjoyment of the national defense does diminish your enjoyment of the national defense of the United States.
C) once the nation is defended, it is impossible to prevent any single person from enjoying the benefit of this defense.
D) once the nation is defended, it is possible to prevent any single person from enjoying the benefit of this defense.

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When goods are available free of charge, the market forces that normally allocate resources in our economy are absent.

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Which of the following is not a common resource?


A) elephants in the wild
B) a narrow trail in a park
C) a neighborhood garden
D) Neither a nor b is a common resource.

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One benefit of the patent system is that it encourages the production of technical knowledge.

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The U.S. military defends Jacob from foreign attackers. The fact that Jacob enjoys this protection does not detract from others Americans' enjoyment of it. For this reason, we say that national defense is


A) excludable.
B) not excludable.
C) rival in consumption.
D) not rival in consumption.

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The mayor of Newton is considering proposals to deal with an unsafe intersection. She could install a traffic light at a cost of $50,000 or she could install stop signs at a cost of $5,000. The traffic light is expected to reduce the risk of fatality by 0.45 percent and the stop signs are expected to reduce the risk of fatality by 0.054 percent. If the value of human life is estimated to be $10 million, what choice should the mayor make? Briefly explain.

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The mayor should install stop ...

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Knowledge that is patented is a


A) public good, whereas knowledge that is not patented is a common resource.
B) private good, whereas knowledge that is not patented is a club good.
C) common resource, whereas knowledge that is not patented is a private good.
D) club good, whereas knowledge that is not patented is a public good.

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As with many public goods, determining the appropriate level of government support for the production of general knowledge is difficult because


A) patents correct for an unknown portion of the externality.
B) benefits are hard to measure.
C) members of Congress are often experts in the sciences.
D) the costs always exceed the benefits.

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When the value of a human life is calculated according to the economic contribution a person makes to society (as reflected in her income-earning potential) , the troubling implication is that


A) it is possible for a retired or disabled person to have no value to society.
B) economists are more valuable than entrepreneurs.
C) retired people who volunteer in their communities are more valuable than physicians.
D) all workers have equal value.

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Table 11-2 Consider a small town with only three families, the Greene family, the Brown family, and the Black family. The town does not currently have any streetlights so it is very dark at night. The three families are considering putting in streetlights on Main Street and are trying to determine how many lights to install. The table below shows each family's willingness to pay for each streetlight. Table 11-2 Consider a small town with only three families, the Greene family, the Brown family, and the Black family. The town does not currently have any streetlights so it is very dark at night. The three families are considering putting in streetlights on Main Street and are trying to determine how many lights to install. The table below shows each family's willingness to pay for each streetlight.   -Refer to Table 11-2. Suppose the cost to install each streetlight is $360 and the families have agreed to split the cost of the streetlights equally. If the families vote to determine the number of streetlights to install, basing their decision solely on their own willingness to pay (and trying to maximize their own surplus) , what is the greatest number of streetlights for which the majority of families would vote  yes?  A) 1 streetlight B) 2 streetlights C) 3 streetlights D) 4 streetlights -Refer to Table 11-2. Suppose the cost to install each streetlight is $360 and the families have agreed to split the cost of the streetlights equally. If the families vote to determine the number of streetlights to install, basing their decision solely on their own willingness to pay (and trying to maximize their own surplus) , what is the greatest number of streetlights for which the majority of families would vote "yes?"


A) 1 streetlight
B) 2 streetlights
C) 3 streetlights
D) 4 streetlights

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A congested side street in your neighborhood is


A) excludable and rival in consumption.
B) excludable and not rival in consumption.
C) not excludable and rival in consumption.
D) not excludable and not rival in consumption.

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A sidewalk runs across Jermichael's front yard near the street. By law, anyone has the right to use the sidewalk. When Jermichael shovels the sidewalk after a heavy snowstorm,


A) he is providing a good that is excludable.
B) he is a free rider.
C) those who walk on the sidewalk are using a club good.
D) he is providing a good that is not rival and not excludable.

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Scenario 11-3 Consider the following goods: • a fish fillet served at a restaurant • fish in the ocean • exotic fish in a huge aquarium in a privately-owned building -Refer to Scenario 11-3. Which of these goods is the best example of a common resource? Briefly explain.

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Fish in the ocean is the best ...

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Excludability is the property of a good whereby


A) one person's use diminishes other peoples' use.
B) a person can be prevented from using it.
C) the government rations the quantity of a good that is available.
D) the resource is congestible.

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