Which of the following is an example of a positive externality?
A. something obtainable at a zero price
B. a discount for consumers buying in large quantity
C. increased purchases of landscaping services by a homeowner that boost a neighbor's property value
D. a lower crime rate for a community in which residents receive more education
Answer: D
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To achieve long-run equilibrium in an economy with a recessionary gap, without the use of stabilization policy, the inflation rate must:
A. not change. B. increase. C. decrease. D. either increase or decrease depending on the relative shifts of AD and AS.
Jordan and Jennifer are musicians in New Orleans. Ezra is a musician thinking about moving to New Orleans. Which of the following statements is correct?
a. The wage needed to keep Jordan and Jennifer in the New Orleans music industry in the long run will be lower than the wage needed to keep them in the industry in the short run. b. The costs of entering the New Orleans music industry are sunk costs for Jordan, Jennifer, and Ezra. c. The costs of entering the New Orleans music industry are sunk costs for Ezra but not for Jordan and Jennifer. d. The wage needed to induce Ezra to enter the New Orleans music industry will be lower than the wage needed to keep him in the industry after he enters. e. The costs of entering the music industry in New Orleans are sunk costs for Jordan and Jennifer, but not for Ezra.
Suppose that a chair in Germany sells for 100 euros. The exchange rate changes from $1 = 1 euro to $1 = 4 euros. How does this change affect the equivalent U.S. dollar price of the chair?
a. The price decreases from $100 to $25. b. The price increases from $100 to $400. c. The price decreases from $400 to $100. d. The price increases from $25 to $400
The production possibilities curve bows outward because
A. opportunity costs are decreasing as the production of a good increases. B. resources are of uniform quality. C. opportunity costs are increasing as the production of a good increases. D. opportunity costs are fixed as the production of a good increases.