In an indefinitely repeated game, a firm might use a ________ to ________ a rival that defects from a cooperative strategy

If the forward exchange rate of the yen in terms of dollars is greater than the spot exchange rate,

A) Japanese interest rates must be higher than U.S. interest rates. B) U.S. interest rates must be higher than Japanese interest rates. C) market participants must be expecting the dollar to appreciate against the yen. D) market participants must be expecting the dollar to depreciate against the yen.

Which of the following are equivalent terms?

a. The absence of structural unemployment and the absence of cyclical unemployment b. Normal employment and the absence of structural unemployment c. Full employment and the absence of cyclical unemployment d. Normal employment and the absence of frictional unemployment e. Null employment and the absence of frictional unemployment.