The federal law prohibiting mergers when the merger reduces competition substantially is the

For a perfect first-degree price discriminator, incremental revenue is

A) greater than price if the demand curve is downward sloping. B) the same as the marginal revenue curve if the firm is a non-discriminating monopolist. C) equal to the price paid for each unit of output. D) less than the marginal revenue for a non-discriminating monopolist.

DeShawn's Detailing is a service that details cars at the customers' homes or places of work. DeShawn's cost for a basic detailing package is $40, and he charges $75 for this service. For a total price of $90, DeShawn will also detail the car's engine, a

service that adds an additional $20 to the total cost of the package. What is DeShawn's marginal benefit if he sells a basic detailing package? A) $35 B) $75 C) He makes a marginal loss of $15, not a marginal benefit. D) The marginal benefit cannot be determined.