The widespread decline in the volatility of many macroeconomic variables after 1984 led economists to term this period the

For a perfectly competitive firm, which of the following is NOT true?

A) The average revenue curve, the demand and the marginal revenue curves are identical. B) The total revenue curve begins at the origin and slopes upward as output increases. C) The slope of the total revenue curve is equal to the product price. D) The total revenue curve is horizontal.

Ethyl does not like redheads and refuses to hire any at her business. Paul was the perfect job candidate on paper, but the personal interview revealed that he was a redhead. Are there any costs to Ethyl for not hiring Paul?