问题
单项选择题
The effect of a price ceiling set above the equilibrium price is most accurately described by which of the following statements（）
A. It will have no effect on equilibrium price and quantity.
B. It will affect equilibrium price, but not equilibrium quantity.
C. Quantity demanded will exceed quantity supplied.
答案
参考答案：A
解析：
If a price ceiling is above the equilibrium price, it will have no effect on price or quantity.