In the best-selling book, Good to Great, the author examined the characteristics of eleven successful companies by studying the full context of each organization, using multiple sources of information and identifying the relationship between managerial decisions and success. This is an example of a(n) .

With signals from no-claim bonuses and deductibles, a. the marginal cost curve for careful drivers lies to the left of the marginal cost curve for aggressive drivers b. auto insurance companies insure more aggressive drivers than careful drivers because aggressive drivers have a greater need for the insurance c. the market for car insurance has a separating equilibrium, and the market is efficient d. most drivers pay higher premiums than if the market had no signals