Tonya, who is rich, and Jerome, who is poorer, both buy orange juice and croissants for lunch at the student cafeteria. Their budget constraints on a diagram with orange juice on the vertical axis and croissants on the horizontal have the same

The average product curve

A) initially falls then rises. B) rises as average variable cost increases. C) initially rises and then falls. D) shows how productivity changes as output changes. E) intersects the marginal cost curve when the average product curve is at its maximum.

The above figure shows the payoff to two gasoline stations, A and B, deciding to operate in an isolated town. Suppose a $30 fee is required to enter the market. If firm A chooses its strategy first, then

A) firm A will not enter. B) neither firm will enter. C) both firms will enter. D) firm A will enter and firm B will not.