What happens to each of the following if the supply of loanable funds shifts left? A. the interest rate B. net capital outflow C. the exchange rate

If a firm triples all of its inputs and its output doubles, it is said to be experiencing

a. diminishing marginal returns b. increasing marginal returns c. diseconomies of scale d. economies of scale e. constant average costs

The expansion of 2002 and beyond was due, at least in part to

a. interest rate increases. b. increases in housing wealth. c. increases in investment spending. d. large reductions in federal spending. e. increases in taxes.