joint demand 的定義是when price of good X decrease will lead to demand of good Y increase.
如果demand for good X increase, 是否會令demand for good Y increase??
收錄日期: 2021-04-13 00:22:23
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20070415000051KK06564