Liz loves to eat popcorn. Still, the more she eats, the less she wants each additional bite. Her marginal utility from popcorn 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.

According to William Niskanen, bureaucrats seek to

a. maximize profits b. maximize tax revenues c. maximize budgets d. minimize variable costs e. minimize total costs