One implication of human capital theory is that college graduates should earn substantially less than high school graduates.

In the above figure, Jack's opportunity cost of producing 1 gallon of soda is ________ of bottled water

A) 2 gallons B) 1/2 of a gallon C) 6 gallons D) 1 gallon E) 1/4 of a gallon

The U.S. Postal Service enjoys a monopoly position because of patent rights

a. True b. False Indicate whether the statement is true or false