The real test of a good model is
A. its degree of mathematical rigor.
B. the degree to which its assumptions conform to the "real world."
C. its usefulness in predicting outcomes.
D. how detailed it is.
C. its usefulness in predicting outcomes.
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A firm is currently producing at the point where MC = MR. The situation for the firm at this point is P = $5, Q = 100, ATC = $6, AVC = $4.50. What do you recommend this firm do?
A) Increase production above the current output rate, because MC = MR at this rate of output. B) Continue to produce the current output rate, because P > AVC. C) Shut down, because AVC > P. D) Shut down, because ATC > P.
The distinction between discretionary fiscal policy and the use of automatic stabilizers is that:
a. only discretionary fiscal policy can stimulate the economy b. only automatic stabilizers can stimulate the economy. c. discretionary fiscal policy, once adopted, is built into the structure of the economy. d. automatic stabilizers, once adopted, are built into the structure of the economy. e. only discretionary fiscal policy can be used by the federal government.