Which of the following is the geometric mean of 4 and 9?
A) 6.5
B) 6
C) 36
D) 3.6
B
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Catherine compares the prices of candy bars in order to get the "best buy." This comparison represents using money as a
A) medium of exchange. B) store of value. C) unit of account. D) none of the above.
Interest rates and the price of old or existing bonds are
A) directly related. B) independent of each other. C) inversely related. D) sometimes directly related and sometimes inversely related. E) There is not enough information to answer the question.
Economic profits are maximized at the point at which
A) marginal revenues equal marginal costs. B) accounting profit exceeds economic profit. C) total revenues are greater than total costs. D) accounting profits are equal to zero.
About ________ of pharmaceutical patents are issued to U.S. firms
A) 10 percent B) one-half C) two-thirds D) 90 percent