Consumer Surplus Can Be Calculated As

Multiple Choice

Consumer surplus can be calculated as:

A) , where Q_e and P_e are the equilibrium quantity and price, respectively, and P(Q_D) is the inverse demand curve.
B) , where Q_e and P_e are the equilibrium quantity and price, respectively, and P(Q_S) is the inverse supply curve.
C) , where Q_e is the quantity that would occur in free-market equilibrium and P(Q_D) and P(Q_S) are inverse demand and supply, respectively.
D) , where Q_a denotes actual quantity, Q_e is the quantity that would occur in free-market equilibrium, and P(Q_D) and P(Q_S) are inverse demand and supply, respectively.