試題詳解

1. Suppose that demand increases AND supply decreases. What would happen in the market for the good?
(A) Equilibrium price would decrease, but the impact on equilibrium quantity would be ambiguous.
(B) Equilibrium price would increase, but the impact on equilibrium quantity would be ambiguous.
(C) Both equilibrium price and quantity would increase.
(D) Both equilibrium price and quantity would decrease.