4. You are a manager of a firm that charges customers $16 per unit for the first unit purchased, and $12 per unit for each additional unit purchased in excess of one unit. The inverse demand function is =182 and the marginal cost =8.

a) Determine the profits resulting from this strategy.

b) How much less you would earn with one price strategy and how much additional profit you would you earn if you were able to perfectly price discriminate?