How many Federal Reserve district banks are there in the United States?

The long-run supply curve for a perfectly competitive, constant-cost industry

A) is found by adding up the marginal cost curves for all firms in the industry. B) is horizontal. C) is upward-sloping. D) is downward-sloping.

The rights of a co-owner to a share of a firm's profits are

a. protected under tort law b. protected under contract law c. not protected under any form of law d. protected under antitrust law e. less valuable than the costs of pursuing action against the company