3. Suppose the market for apartments can be described by the following supply and demand curves: Qs = -20 + 10P QD = 4000 - 20P a) Find the equilibrium price and quantity. Illustrate on a graph. b) Calculate the consumer and producer surplus. c) Suppose that the city rent control laws establish a price ceiling of $100/month - no rent may be charged above $100. How many apartments will be rented out? What is the new consumer surplus? The new producer surplus? What is the deadweight loss of the rent control policy