A decrease in expected inflation shifts
a. the long-run Phillips curve left.
b. the short-run Phillips curve left.
c. neither the short-run nor long-run Phillips curve left.
d. both the short-run and long-run Phillips curve left.
b
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The concept of diminishing marginal rate of substitution indicates that
A) as the consumption of good X increases, individuals are willing to give up an increasing amount of good Y in order to obtain one more unit of good X. B) as the consumption of good X increases, individuals are willing to give up a decreasing amount of good Y in order to obtain one more unit of good X. C) along an indifference curve, a consumer prefers the consumption combinations moving to the northwest along the curve. D) None of the above answers is correct.
Which of the following would not describe two thirds of the for-profit businesses in the United States as measured by sheer number of firms?
a. small retail businesses b. small service operations c. part-time home-based businesses d. small farms e. multinational corporation
The Coase theorem says that, if the appropriate property right is assigned to ____, an efficient solution to an externality problem will be achieved
a. the party causing the externality b. the victim of the externality c. the party that can avoid the externality at the higher cost d. either one of the parties involved
When economic profits are zero for a firm in a perfectly competitive market, it means that:
A. average total costs are zero. B. price is equal to minimum average total cost. C. MR is equal to AVC. D. average variable costs are minimized.