When the United States imposed a 25% tariff on imported pickup trucks, the price of Japanese pickup trucks in the United States:

The lack of success among monopolistic competitive and oligopolistic firms to become monopolies can be attributed primarily to

a. lack of business skills b. lack of financing c. failure to maximize profit d. inability to establish effective barriers to entry e. inefficient production methods

The supply curve for a monopolist is:

A. perfectly elastic. B. upsloping. C. that portion of the marginal cost curve lying above minimum average variable cost. D. nonexistent.