In the long run, an increase in the quantity of money, other things remaining the same,

A game in which players as a group lose at the end of the game is referred to as

A) zero-sum game. B) negative-sum game. C) positive-sum game. D) tit-for-tat game.

There are six firms in the cresset industry. The market shares of the four largest firms are 50 percent, 20 percent, 10 percent, and 7 percent. The Herfindahl index is

a. 87 b. 4,149 c. 10,000 d. 3,081 e. impossible to calculate because data for the fifth and sixth firms are not given