In 2000, the top 100 transnational companies produced about _____________ percent of the entire world's output

The five most important variables that determine the level of ________ are disposable income, wealth, expected future income, price level, and interest rate

A) consumption B) government purchases C) net exports D) planned investment

Economic profit always equals

a. zero for a perfect competitor b. zero for a monopolist c. total revenue – total cost d. total revenue – explicit costs e. total revenue – implicit costs