我搵左data,
佢加價由$295 to $350之後,
人數由08年4.5m to 09年4.6m,
應該係inelastic~
但係有冇explanation點解係inelastic?
收錄日期: 2021-04-16 12:00:18
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20101117000051KK00343