The Republic belongs to that period of Plato's work after his return to Athens, after the execution of Socrates.

理想国》即是柏拉图,在返回雅典后的作品之一，也就是在苏格拉底被处决之后。

耶鲁公开课 - 政治哲学导论课程节选

That's got the lowest possible standard deviation of expected return and that's 25% stocks and 75% bonds with this sample period.

这个组合预期回报的标准差最小,在这一点上，投资组合,由25%的股票和75%的债券构成。

耶鲁公开课 - 金融市场课程节选

.. The equity premium is the-- 2.8% this short-term 2.8% is the riskless return, historically, for a period of almost 200 years.

股权溢价就是-,这个短期无风险投资收益率是，是根据近200年的数据得出的。

耶鲁公开课 - 金融市场课程节选

This is the return on stocks for a period of almost 200 years.

这个是200年内股票的投资收益率。

耶鲁公开课 - 金融市场课程节选

The return, of course, in any given time period is the percentage increase in the portfolio; or, it could be a negative number, it could be a decrease.

当然了，收益率是一定时间内,投资组合的增长率;,也可能是一个负数，表示负增长。

耶鲁公开课 - 金融市场课程节选

Over this time period, that portfolio had an expected return of something like a little over 9% and it had a standard deviation of a little over 9%.

在这个时间段，这个投资组合的预期收益率是,9%多一点%,标准差是9%多一点。

耶鲁公开课 - 金融市场课程节选