Jane is a student at a university. She pays $10,000 per year in tuition, $4,000 per year in living expenses, and $800 per year for books. Were she not in school, she could earn $20,000 per year working as a bookkeeper and she would not live with her parents. What is her economic cost of a year in college?

As a result of U.S. tariffs imposed on wool from New Zealand, the quantity of this wool that is imported has

A) not changed. B) increased a lot. C) decreased. D) increased a little. E) changed but whether it has increased or decreased is ambiguous.

A change in the wage causes a shift in the supply curve for labor and a

A) shift along the demand curve for labor. B) shift in the demand curve for labor. C) rotation in the demand curve for labor. D) It cannot be determined by the information provided.