The infant-industry argument a. has the support of most economists. b. is based on the belief that protecting industries when they are young will pay off later. c. is based on the belief that protecting industries producing goods and services for infants is necessary if a country is to have healthy children. d. is an argument that is advanced by advocates of free trade.

The former chairman of the federal reserve, alan greenspan, used the term "irrational exuberance" in 1996 to describe the high levels of optimism among stock market investors at the time. stock market indexes such as the s& p composite price index were at an all-time high. some commentators believed that the fed should intervene to slow the expansion of the economy. why would central banks want to clamp down when the economy is growing? a. to block the formation of unsustainable speculative asset bubbles. b. to curtail excessive profits in the banking system. c. to prevent inflationary forces from gathering momentum. d. all of the above. e. a and c only.