Which of the following generation categories has the smallest population in the United States in 2015?

A perfectly competitive firm's supply curve

A) shows the relationship between the price and the quantity the firm will produce. B) is the portion of the marginal cost curve above the average variable cost curve. C) is upward sloping. D) All of the above are correct.

In a competitive resource market, a decrease in the demand for a productive resource, ceteris paribus, will cause all of the following except a(n):

A. Decrease in the price of the resource B. Increase in the price of the resource C. Decrease in the total income earned by all units of the resource D. Decrease in the number of units of the resource that are employed