Amy can produce either 5,000 pounds of cheese or 20 cars per year. Mike can produce either 5,000 pounds of cheese or 10 cars per year. Amy's opportunity cost of producing one pound of cheese is ________ car(s).

Marginal revenue for a single-price monopolist is

A) less than the market price. B) equal to the market price. C) greater than the market price. D) equal to zero for all levels of output.

Which of the following is not a source of income inequality?

A. Inherited wealth B. Differences in ability C. Negative income taxes D. Luck