Insurers, just like mutual funds, are providing risk pooling for you.

保险公司和共同基金一样,为客户提供风险汇聚服务

耶鲁公开课 - 金融市场课程节选

I think they will help us to diversify our risks.

共同基金能帮我们分散风险

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