The aggregate production function is _____ because the rate of increase of output per capita diminishes as more capital is used

The difference between inventories and inventory investment is that typically ________

A) the first one is a stock of unfinished or unsold goods; the second one is a flow that indicates productive activity B) the first one denotes the change in holdings of capital; the second one includes most final goods C) the first one is measured at the beginning of the year; the second one is measured at the end of the year D) all of the above E) none of the above

When Mexico suffered from capital flight in 1994, the U.S. real interest rate

a. rose and the real exchange rate of the dollar appreciated. b. rose and the real exchange rate of the dollar depreciated. c. fell and the real exchange rate of the dollar appreciated. d. fell and the real exchange rate of the dollar depreciated.