What most people are doing when they go into a mutual fund is they're trying to find smart people who will beat the market-- who will pick those stocks that will do well.

大多数人投资共同基金,实际是在寻找聪明之辈,来帮助他们获取更高收益率...,来挑选表现最为优异的股票

耶鲁公开课 - 金融市场课程节选

Compound that 13.4% over ten years and there's just an enormous gap between those mutual fund numbers that are in the prospectus and in the advertisement--the time-weighted returns and the dollar-weighted returns that talk about the actual experience of the investment community.

按13.4%复利算一下10年期的结果,你会发现在招股说明书和广告里给出的,用来反映投资机构实际业绩水平的,时间加权回报率,和货币加权回报率数字之间,有着巨大的差异

耶鲁公开课 - 金融市场课程节选

It will be about the securities market line, about the beta, about the mutual fund theorem, and it will also be about institutions that we have--about investment companies and their management.

证券市场的风险线,beta系数,共同基金定律,还有当下的一些金融机构,包括投资公司,以及他们的管理

耶鲁公开课 - 金融市场课程节选