Tom and Jerry have two tasks to do all day: make dishes and build fences. If Tom spends all day making dishes, he will have make 16 dishes. If he instead devotes his day to building fences, Tom will build 4 fences. If Jerry spends his day making dishes, he will make 14 dishes; if he spends the day building fences, he will build 7 fences. The opportunity cost of one fence is _______ for Tom and ________ for Jerry. Therefore Tom should specialize in ______________.

Disagreements about whether the U.S. government should regulate international trade

A) date back to the beginning of the country. B) began during the Great Depression. C) did not occur until the end of the Mexican War in 1848. D) began after World War I when government officials no longer believed in isolationism.

Empirically, there is a close positive relationship between domestic savings and investment. This is consistent with what we should expect to observe in

a. a closed economy. b. the Mundell-Flemming model with perfect capital mobility. c. the Mundell-Flemming model with perfect capital mobility and flexible exchange rates. d. the Mundell-Flemming model with perfect capital mobility and fixed exchange rates. e. none of the above.