consider the accompanying demand schedule for diamonds. the marginal cost of producing diamonds is constant at $100. there is no fixed cost. a. if de beers charges $300 for a diamond, calculate total consumer surplus by summing individual consumer surpluses. how large is producer surplus? consumer surplus: $ producer surplus: $ b. suppose that upstart russian and asian producers enter the market, and it becomes perfectly competitive. what is the perfectly competitive price? what quantity will be sold in this perfectly competitive market? competitive price: $ quantity sold: diamonds c. at the competitive price and quantity, how large is total consumer surplus? how large is producer surplus? consumer surplus: $ producer surplus: $ d. compare your answer in part c to your answer in part a. how large is the deadweight loss associated with monopoly in this case? deadweight loss: $