Extra task 1 Suppose rst that a market consists of 300 identical rms, all with the same cost curve: TC(q)= 0.1 + 150q2. The market demand is given by Qd (p) = 60 _ p. (a) What is the equilibrium price and quantity? (b) What quantity must each rm produce and sell at equilibrium? (c) Do rms make positive prots in the market equilibrium? (d) Calculate consumers' surplus, producers' surplus and total surplus. The government imposes a tax of 10 pe unit of the product on the suppliers. (e) What will be the new equilibrium price and quantity? (1) Do rms make positive prots at market equilibrium? (g) What will be the new consumes surplus, produces surplus and total surplus? (h) Calculate the value of the DWL imposed by the tax