94!

来源: 于 2007-12-28 12:18:33 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

鞋店 got $50 fake money = $0 nothing
鞋店 paid $29 to buyer + $50 to 街坊 + $15 鞋子成本 = $94
or + $6 resale value = $100