Q: Which of the following equations correctly calculates the total benefit of a public good to society, given $$n$$ individuals each valuing the good at $$V$$?

$$ \text{Total Benefit} = n \times V $$

Q: A city government is considering building a bridge. The cost is $$1,000,000. If 10,000 residents each value the bridge at 150$$, should the bridge be built according to cost–benefit analysis?

Yes, because the total benefit ($$10,000 \times 150 = 1,500,000) $$exceeds the cost

Question 1

Which of the following best describes a public good?

Accepted Answer

A good that is neither excludable nor rival in consumption.

Question 2

Suppose a city is considering building a new public park. Each of the 5,000 residents values the park at $$10, and the total cost to build the park is 30$$,000. If the city relies on voluntary contributions, only $5,000 is raised. What economic problem does this scenario illustrate?

Accepted Answer

The free-rider problem

Question 3

Which of the following is an example of a common resource?

Accepted Answer

A city park that is open to all and becomes crowded on weekends

Question 4

A congested non-toll road is best categorized as which type of good?

Accepted Answer

Common resource

Question 5

Why do private markets often fail to provide public goods in efficient quantities?

Accepted Answer

Because of the free-rider problem, making it unprofitable for private firms

Question 6

Which of the following best explains the tragedy of the commons?

Accepted Answer

Private incentives to use a common resource exceed the social incentives, leading to overuse

Question 7

A cost–benefit analysis is difficult for public goods because:

Accepted Answer

There are no price signals to indicate consumers' willingness to pay

Question 8

Which of the following is a plausible solution to the tragedy of the commons?

Accepted Answer

Making the resource private property

Question 9

Suppose the government wants to reduce traffic congestion on a busy highway. Which policy is most consistent with economic theory for addressing a common resource problem?

Accepted Answer

Imposing a corrective tax or congestion charge during peak hours

Question 10

Which of the following equations correctly calculates the total benefit of a public good to society, given $$n$$ individuals each valuing the good at $$V$$?

Accepted Answer

$$ 	ext{Total Benefit} = n 	imes V $$

Question 11

Which of the following is NOT a characteristic of a club good?

Accepted Answer

Rival in consumption

Question 12

If a good is excludable but not rival in consumption, which category does it belong to?

Accepted Answer

Club good

Question 13

A city government is considering building a bridge. The cost is $$1,000,000. If 10,000 residents each value the bridge at 150$$, should the bridge be built according to cost–benefit analysis?

Accepted Answer

Yes, because the total benefit ($$10,000 	imes 150 = 1,500,000) $$exceeds the cost

Question 14

Which of the following is an example of a negative externality associated with a common resource?

Accepted Answer

Overfishing in the ocean reduces fish stocks for everyone

Question 15

Why might governments use taxes or permits to address the tragedy of the commons?

Accepted Answer

To internalize the externality and reduce overuse of the resource

Question 16

Which of the following best explains why elephants are more likely to go extinct than chickens, according to the property rights argument?

Accepted Answer

Elephants are a common resource with poorly defined property rights, while chickens are private property

Question 17

Which of the following is a real-world example of a public good?

Accepted Answer

National defense

Question 18

If a good is not excludable and is rival in consumption, what type of good is it?

Accepted Answer

Common resource

Question 19

Which of the following best describes the free-rider problem?

Accepted Answer

People who benefit from a good without paying for it

Question 20

Which of the following is a key reason why cost–benefit analysis for public goods is challenging?

Accepted Answer

Individuals have an incentive to understate their true valuation of the good

Public Goods and Common Resources: Types, Problems, and Solutions

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