A demand curve that is drawn as a vertical line has a price elasticity of demand equal to:
A demand curve that is drawn as a vertical line has a price elasticity of demand equal to:
A.1.
B.0.
C.infinity.
D.the quantity.
正确答案：0.
Tag：微观经济学 中国大学MOOC微观经济学
时间：2021-12-11 14:37:35