If income increases by 2.0 percent, and quantity demanded of a good increases by 0.2 percent, the income elasticity for the good is

In an oligopoly market, the Herfindahl-Hirschman Index is usually

A) greater than 2,500. B) below 1,000. C) between 100 and 1,000. D) between 200 and 2,000.

If the demand for money is Md = 100 +.25Y – 100r and then the increase in money demand rises by 100, the LM curve shifts to the

a. right by 400. b. right by 100. c. left by 200. d. left by 400. e. none of the above.