Public goods are both rival and nonexclusive

Historically, which of the following has had the highest average annual rate of return?

a. corporate bonds b. money market mutual funds c. corporate stocks d. U.S. Treasury bonds

The opportunity cost of any good or service is the

A. actual dollar cost of doing or making it. B. highest price that a seller can get for the item. C. value of the next best alternative. D. cost associated with a value judgment. E. cost of producing the good or service.