in the real world, it depends on individual...

来源: 皆因有缘 于 2007-10-23 08:08:04 [] [博客] [旧帖] [给我悄悄话] 阅读数 : (196 bytes)

if you refer to the whole economic society, personally, I don't believe any economist since there are too many exceptions, human or computer can't include all this factors into their algorithm.

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