For me, very simple:

來源: Morning3evening4 於 2012-01-11 06:29:07 [] [博客] [舊帖] [給我悄悄話] 閱讀數 : (93 bytes)
回答: how much is enough to have financial freedom 由 dudugaga 於 2012-01-11 06:26:00

When my investment asset in SP500 index reaches 25 times of my current house spending.

請您先登陸，再發跟帖！