If the marginal leakage rate is 0.2, then a $300 fall in autonomous planned expenditures will shift the IS curve leftward by the amount of

A single-price pure monopoly is economically inefficient:

A. only because it produces beyond the point of minimum average total cost. B. only because it produces short of the point of minimum average total cost. C. because it produces short of minimum average total cost and price is greater than marginal cost. D. because it produces beyond minimum average total cost and marginal cost is greater than price.

Approximately what percentage of U.S. health care spending is financed by public insurance?

A. 17 percent. B. 33 percent. C. 50 percent. D. 83 percent.