As a competitive firm hires increasing amounts of labor, the value of marginal product of labor

The table above shows the revenue figures for the top four firms along with a total for the remaining firms in the fast-food industry. What is the four-firm concentration ratio for the industry?

A) 200 B) 20 percent C) 25 percent D) 80 percent E) 100 percent

The three primary sources of corporate funds are

A) banks, friends, and family. B) government, other corporations, and the central bank. C) investment banks, brokerages, and insurance companies. D) stocks, bonds, and reinvestment of profits.