A tax imposed on imported goods is a:
A. Tariff.
B. Nontariff barrier.
C. Quota.
D. Supply restriction.
A. Tariff.
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The scientific method is useful
a. only in fields of science such as chemistry and physics b. for testing the validity of theoretical predictions c. for testing the validity of a model's assumptions d. when no economic variables can be assumed to be constant e. only if a theory has been proven to be true
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In Exhibit 3-15, if the market price of good X is initially $1.50, a movement toward equilibrium requires:
A. no change, because an equilibrium already exists. B. the price to fall below $1.50 and both the quantity supplied and the quantity demanded to fall. C. the price to remain the same, but the supply curve to shift to the left. D. the price to fall below $1.50, the quantity supplied to fall, and the quantity demanded to rise.
What are the three common features of all investments and why are they important?
What will be an ideal response?
If a firm has increasing returns to scale at all levels of output, then the
A. marginal cost for the firm declines over the entire range of output. B. average cost for the firm declines over the entire range of output. C. fixed costs of operation diminish to zero. D. production technology is optimized.