Based on the above figure, for which of the following levels of output at Ike's Ice Cream Kitchen does the marginal product of labor exceed the average product of labor?

Of the choices given below, Jimmy, whose utility of wealth schedule is given above, prefers

A) option A: $300 with certainty. B) option B: 50 percent chance of $200 and 50 percent chance of $400. C) option C: 50 percent chance of $200 and 50 percent chance of $700. D) option D: 90 percent chance of $400 and 10 percent chance of $0.

Of the three big questions, what, how, and for whom, which of the fol-lowing is an example of a how question?

A. Why do doctors and lawyers earn high incomes? B. Why don't we produce more small cars and fewer gas guzzlers? C. Why do we use machines rather than migrant workers to pick grapes? D. Why do college football coaches earn more than professors?