Consider two goods - one that generates external benefits and another that generates external costs. the actual market outcome woulda. result in a price that is lower than the efficient price for both goods. b.result in a price that is higher than the efficient price for both goods. c.result in a price that is lower than the efficient price for the good with an external benefit and a price that is higher than the efficient price for the good with an external cost. d.result in a price that is higher than the efficient price for the good with an external benefit and a price that is lower than the efficient price for the good with an external cost

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.