Suppose the demand curve is linear and is given by the equation P = a – bQ where P is price and Q is quantity. What is the consumer surplus if the equilibrium price is P* and equilibrium quantity is Q*?

Suppose the demand curve is linear and is given by the equation P = a
– bQ where P is price and Q is quantity. What is the consumer
surplus if the equilibrium price is P* and equilibrium quantity is Q*?