The aggregate demand curve shows how real GDP purchased varies with changes in:

By specializing in the production of particular goods, a nation is:

A) less likely to make efficient use of available resources. B) more likely to engage in international trade. C) able to become self-sufficient. D) unable to develop a comparative advantage.

Since the mid-1980s, Federal Reserve policies have often been described as attempting

A) accelerated takeoffs. B) sustained growth. C) stalling tactics. D) soft landings.