Refer to Scenario 14.2. What is the marginal revenue product of the 4th worker?

Evidence suggests that credit-rating agencies ________ exploited conflicts of interest because ________

A) have not; it would cause their ratings to lose credibility and thus have a lower value in the marketplace B) have not; they would have an increase in profits in the long-run C) have; it would cause their ratings to lose credibility and thus have a lower value in the marketplace D) have; they would have an increase in profits in the long-run

When considering the price lags of the West behind the East, by the eve of the Civil War the lag was

a. roughly one year. b. six months. c. three months. d. virtually eliminated.