Which of the following is not a factor of production?

Based on the data in the table, this Application addresses the economic concept of

A) the real-nominal principle. B) the principle of diminishing returns. C) the principle of voluntary exchange. D) the marginal principle.

A monopolistically competitive firm in the long run ________

A) is inefficient because it makes zero economic profit B) produces a profit-maximizing amount of output that is less than capacity output C) is efficient because it makes zero economic profit D) sets its price equal to its marginal cost