1. Looking at the table, what is the marginal revenue of selling the product at a price of $3?

A) $1
B) $2
C) $3
D) $4
E) $9

2. The marginal revenue curve slopes at a greater rate than the demand = price curve because

A) the change in TR is the same at every price.
B) the D = P curve is unit elastic at every price.
C) the demand curve is downward sloping.
D) the change in TR is the same at every single price.
E) both C) and D) are correct answers.

3. When marginal revenue crosses the x axis,

A) total revenue is maximized.
B) profits are maximized.
C) costs are minimizied.
D) allocative efficiency occurs.
E) productive efficiency occurs.