To Fully Analyze the Effects of a Tariff on Imports

Multiple Choice

To fully analyze the effects of a tariff on imports of tomatoes,an economist needs

A) only to know the supply and demand curves in the market for tomatoes.
B) only to know about supply and demand in the market for tomatoes and in markets for other products tomato farmers grow.
C) to use general equilibrium analysis.
D) to use a production possibilities curve.