(a) What is the market equilibrium price and quantity?(5% each)

(b) What is the socially optimal equilibrium price and quantity?(5% each)

(c) What is the Deadweight Loss?(5% each)

(d) If a Pigouvian tax were to be imposed on this market, in order to bring about the socially-optimal level, then how much should the tax be?(5% each)

(e) Besides a Pigouvian tax, what policy can be adopted to turn the market towards the socially-optimal level?