4 Demand for a product Z at a price of $p per item is given by D(p) 250 0.1p -p thousand items and supply is given by S(p) = {0.2p P 5 P < 5 thousand items (a) What is the shutdown price? [Select] [Select] items dollars (b) What is the produce revenu dollars per item thousand dollars [Select] thousand items (c) What is the producer surplus at a price of $30 per item? [Select] (d) What is the equilibrium price? [Select] [Select] [Select] (e) What is the equilibrium quantity? [Select] [Select] (f) What is the total social gain at equilibrium? [Select] [Select] 4 P