What country is our largest trading partner, as measured by exports and imports?

Most tariffs have

A) only revenue effects. B) only protective effects. C) both protective and revenue effects. D) neither protective nor revenue effects.

The main cost of a college education is

A) tuition if one goes to a private college and room and board if one goes to a public college. B) dependent upon whether one's parents pay for the college or not. C) the lack of practical experience from spending time in college. D) the opportunity cost of not working.