問題詳情
20. Market failure associated with the free-rider problem is a result of
(A) a problem associated with pollution.
(B) benefits that accrue to those who don't pay.
(C) losses that accrue to providers of the product.
(D) market power.
參考答案
答案：[無官方正解]
難度：計算中-1
書單：沒有書單，新增