随手copy,先看看所谓的股市是什么

来源: 于 2014-01-17 20:33:56 [旧帖] [给我悄悄话] 本文已被阅读：次



http://www.nber.org/digest/apr07/w12354.html

http://www.forbes.com/sites/sageworks/2012/09/21/private-companies-invest-more-than-publicly-traded-firms/