Which of the following is an incorrect statement? A. a corporation may file suit in its own name without the principals filing suit B. a corporation may form a contract in its own name without the principals guaranteeing the contract C. a corporation can be sued without the principals being sued D. a corporation may not incur obligations separate from those of its principals

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