Marginal cost is defined as the change in ________ cost when output changes by one unit. In the short run, marginal cost can also be measured by the change in ________ cost when output changes by one unit

Refer to Figure 19.3. At the exchange rate of 90 yen per dollar, the United States is experiencing a

A) balance of payments deficit. B) current account deficit. C) capital account surplus. D) balance of payments surplus.

Based on the table "Real and Nominal GDP," if year one is the base year, then the real GDP in year two, is ________

A) 5000 B) 5250 C) 5900 D) 6175 E) none of the above