Suppose that the demand curve for wheat is Q = 120 - 10p and the supply curve is Q = 10p. The government imposes a price ceiling of p bar = $4 per unit. a. How do the equilibrium price and quantity change? The equilibrium quantity without the price ceiling is and the price without the price ceiling is The equilibrium quantity with the price ceiling is b. What effect does this ceiling have on consumer surplus, producer surplus, and deadweight loss? The change in consumer surplus (CS) is $ The change in producer surplus (PS) is $ The deadweight loss (DWL) is $