In a barter system individuals
A) find it impossible to specialize.
B) must be entirely self-sufficient.
C) find it difficult to specialize, but may be able to do so.
D) will almost invariably specialize.
C
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When the U.S. dollar depreciates against the yen, the yen becomes ________ expensive and the U.S. exchange rate ________
A) more; rises B) less; rises C) more; falls D) less; falls
The existence of wage-related rent
a. is explained by the fact that people have different opportunity costs b. is explained by the fact that some people who work also own land c. indicates that wage rates can be higher than rents d. is a contradiction because workers' incomes derive from labor e. result from the different productivities of workers
Which of the following is true?
A. Japan has a high export ratio. B. Ireland has a low export ratio. C. The European nations tend to have lower export ratios. D. The United States has a very low export ratio.
Jody has purchased a non-refundable $75 ticket to attend a Miley Cyrus concert on Friday night. Subsequently, she is asked to go to out dinner at no expense to her. If she uses cost-benefit analysis to choose between going to the concert and going out to dinner, the opportunity cost of going out to dinner should include:
A. only the cost of concert ticket. B. neither the cost of the ticket nor the entertainment value of the concert. C. only the entertainment value of the concert. D. the cost of the ticket plus the entertainment value of the concert.