In the short run, a firm has fixed costs but never any variable costs

U.S. imports are goods that are

a. produced in other countries b. consumed in other countries c. sold in other countries d. produced in the U.S. e. exported from the U.S.

Countries with more economic freedom during 1980-2010 tended to

a. grow more rapidly, but the 2010 income levels of the freer economies were still lower than those that were less free. b. achieve higher levels of income but the growth rates of the less free economies have been more rapid in recent years. c. achieve both more rapid growth and higher income levels than those that were less free. d. grow less rapidly and the 2010 income levels of the freer economies were lower than those that were less free.