我想問咩叫競爭性(rivalry)同排他性(excludability)?
兩樣野有冇定義?
書就話共用品(public good)係non-rivalry同non-excludability
私用品(private good)係rivalry同excludability
其實姐係點解?
我唔係好明
有冇人可以答到我?
(唔詳細唔緊要,最緊要我明)
收錄日期: 2021-05-03 07:35:08
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20101023000051KK02245