这个不是数学问题。如果把它当数学问题处理，

寻求利润最大化，那自然不应买豪宅。

所有跟帖： 

• 时间对， 豪宅翻得更快 -螺丝螺帽- ♀ (0 bytes) () 06/07/2012 postreply 14:25:00

• also need to consider the probabilty of making/losing money -smilee- ♀ (73 bytes) () 06/07/2012 postreply 14:35:41

• 听老婆的！不然， 你会被烦死。要是亏钱的话， 婚姻都会难保 -螺丝螺帽- ♀ (0 bytes) () 06/07/2012 postreply 14:42:34

• 哈哈，你没见楼主是女的吗？ -texastrader- ♂ (0 bytes) () 06/07/2012 postreply 14:43:38

• 自住房是个消费，不是投资。 -texastrader- ♂ (192 bytes) () 06/07/2012 postreply 14:49:00

• The answer is clearly a "no" then -smilee- ♀ (0 bytes) () 06/07/2012 postreply 14:53:32

• Thanks for your comment - I'm from USTC as well -smilee- ♀ (0 bytes) () 06/07/2012 postreply 15:20:05

• It is actually a lot of work to move out of the little house -smilee- ♀ (77 bytes) () 06/07/2012 postreply 15:41:20