In order to compare benefits today with future costs, we need to know:
A. the interest rate.
B. the rate of inflation.
C. the uncertainty associated with future benefits and costs.
D. All of these statements are true.
D. All of these statements are true.
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Refer to the figure below.________ inflation will eventually move the economy pictured in the diagram from short-run equilibrium at point ________ to long-run equilibrium at point ________. 
A. Rising; A B. Falling; A; C C. Falling; B: C D. Rising; A; C
The major drawback of a price ceiling is
A. it causes a surplus. B. government regulations of this kind are difficult to enforce. C. it causes a shortage. D. there is no drawback.
Which of the following statements is true?
A) Countries tend to trade extensively with their neighbors. B) The United States is an important trading partner for many countries. C) The largest amount of international trade occurs between industrialized countries. D) All of the above are true.
If all poor families had the same income and no more than 4 persons, nearly one-eighth of the nonaged poor would no longer be counted as poor
Indicate whether the statement is true or false