Suppose you used the FV Excel function to determine whether your rate of saving will be sufficient to purchase the $1 million item you want ten years from now. Your savings rate is
A. Too high if the FV calculation yields a number less than $1 million and too low otherwise.
B. Too high if the FV calculation yields a number more than $1 million and too low otherwise.
C. Too low
D. Just right
Answer: B
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Which of the following is necessary for allocative efficiency to be achieved?
A) Marginal benefit must be maximized. B) Marginal cost must be minimized. C) Marginal benefit must equal marginal cost. D) The difference between marginal benefit and marginal cost must be maximized. E) Production must be at a point inside the production possibilities frontier.
Merger guidelines developed by the U.S. Department of Justice and the Federal Trade Commission use the Herfindahl-Hirschman Index as a measure of concentration. This index measures concentration in an industry by
A) adding up the market shares of all firms in the industry, squaring this number and then dividing by the number of firms in the industry. B) squaring the market shares of each firm in an industry and then adding up the values of the squares. C) determining the market shares of the four largest firms in the industry, but unlike the concentration ratio, the Index includes sales in the United States by foreign firms. D) squaring the four-firm concentration ratio of the industry and dividing this number by the total number of firms in the industry.
Refer to Figure 23-1. If the economy is at a level of aggregate expenditure given by point K
A) production is less than spending. B) inventories will increase above their desired level. C) the economy is in equilibrium. D) production is greater than spending.
Assume the government decides to reduce spending in order to reduce the budget deficit, which it financed by borrowing in the real credit market. Where and how should you begin your analysis when analyzing the chain reaction of economic interactions?
a. Start the analysis in the real credit market with demand for real credit shifting to the right. b. Start the analysis in the real goods market with aggregate demand shifting to the left. c. Start the analysis in the real goods market with aggregate supply shifting to the left. d. Start the analysis in the real goods market with aggregate supply shifting to the right. e. Start the analysis in the real credit market with demand for real credit shifting to the left.