In the above figure, moving from producing 50 guitars and 50 ukuleles to producing 25 guitars and 75 ukuleles, the opportunity cost of one ukulele is

An increase in all of the following will increase aggregate demand EXCEPT

A) investment. B) savings. C) exports. D) government spending.

High budget deficits may:

a. encourage overly expansionary fiscal policy. b. create higher inflation. c. increase the risk of sovereign debt default. d. all of the above.