Under a policy of average-cost pricing, a monopolist must charge the price at which its ________ cost curve intersects its ________ curve.

Portfolio investment means the

A) purchase of less than 20 percent of the shares of ownership in a company in another country. B) purchase of less than 50 percent of the shares of ownership in a company in another country. C) purchase of less than 80 percent of the shares of ownership in a company in another country. D) purchase of less than 10 percent of the shares of ownership in a company in another country.

When a firm is no longer able to reduce its long-run average cost by expanding, it has achieved its minimum efficient scale of production

a. True b. False