1)price elasticity 同arc elasticity有咩分別,點解計出黎個答案唔同?
2)Ed>1,Ed<1呢d係講緊price elasticity定arc elasticity計出黎個個數?
收錄日期: 2021-04-21 01:26:23
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20080107000051KK03254