a3618096 wonders
14 years ago
學經濟的人~真的失戀比較不會難過嗎~
P u s h says
14 years ago
那來的結論...= =
oldtsao says
14 years ago
啥鬼說法??
a3618096 says
14 years ago
因為邊際效用遞減法則呀QQ~
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晨曦中 says
14 years ago
投資失敗哪個人不難過= =