If Economists Are Making the Assumption That Business People Try

Multiple Choice

If economists are making the assumption that business people try to maximize profits, the best way to determine whether this assumption is useful or not is to

A) see whether it generates accurate predictions about the choices of business people.
B) ask business people whether it is true or not.
C) find out whether U.S. businesses are more profitable than European businesses.
D) take a survey of people and see if they agree with this assumption.