The average number of times per year that a dollar bill is used to pay for final goods and services is the:

This school of thought argues that because people anticipate the consequences of announced government policy and incorporate these anticipated consequences into their present decision making, people end up undermining the government policy. What is it?

a. Neo-Keynesian. b. Keynesian. c. Monetarist. d. Supply-side. e. Rational expectations.

According to U.S. antitrust enforcement guidelines, a merger is likely to be challenged if

A) the HHI decreases after the merger. B) the industry after the merger has an HHI above 1,800 and the HHI rises by more than 100. C) the industry after the merger has an HHI above 1,800 and the HHI falls by more than 100. D) the industry after the merger has an HHI above 1,000 and the HHI rises by more than 10.