Employee compensation accounts for about what percentage of national income?

An input's marginal revenue product is given by:

a. the input's marginal expense times marginal revenue. b. the input's marginal expense times the input's marginal physical productivity. c. marginal revenue times the number of units employed. d. the input's marginal physical productivity times marginal revenue of the firm's output.

Because of their effect on interest rates,

A. capital flows weaken monetary policy but strengthen fiscal policy. B. capital flows strengthen monetary policy but weaken fiscal policy. C. the initial effects of a fiscal expansion on aggregate demand are strengthened. D. the initial effects of a monetary contraction are weakened.