When firms in monopolistic competition are making a positive economic profit in the short run,

a. each firm increases production, the quantity demanded increases, and the price falls
b. a surplus arises in the market, firms cut production, demand decreases, and the price falls
c. new firms enter, and the demand for the goods produced by each firm decreases until the price equals average variable cost
d. new firms enter, and the demand for the goods produced by each firm decreases until the price equals average total cost

Aminor has the legal right to repudiate

Bond j has a coupon rate of 6 percent and bond k has a coupon rate of 12 percent. both bonds have 14 years to maturity, make semiannual payments, and have a ytm of 9 percent. a. if interest rates suddenly rise by 2 percent, what is the percentage price change of these bonds?

The year is 2278, and the starship enterprise is running low on dilithium crystals, which are used to regulate the matter-antimatter reactions that propel the ship across the universe. without the crystals, space-time travel is not possible. if there is only one known source of dilithium crystals, the necessary conditions for a monopoly are met. part 2 (1 point)see hint if the crystals are government owned or government regulated, and the government wants to create the greatest welfare for society, then it should set the price choose one or more: a. so only the rich can afford space-time travel. b. at the profit-maximizing price. c. at the efficient price. d. using the marginal-cost pricing rule. e. so everyone can afford space-time travel. f. at the monopoly price.