So, we are now going to do one standard problem where we will convince ourselves we can apply this formulas and predict the future given the present.

我们接下来将去研究一个标准问题,通过这个问题,我们能让自己相信,我们能利用这些式子,根据现状,预测未来

耶鲁公开课 - 基础物理课程节选

The real difference between Federal Reserve Bank System of 1913 the most important difference and the Federal Reserve System of today is that we are no longer on the gold standard.

913年的联邦储备银行系统与,当今的联邦储备银行系统之间3,不同点在于,最重要的不同点,我们不再以金本位为基础了。

耶鲁公开课 - 金融市场课程节选

Depending on where the assets expected returns are and the assets' standard deviations, we can see that we might be able to do better than--have a lower variance than either asset.

根据资产的预期收益,以及收益的标准差，可以看到我们有更好的选择,这里的方差值比以上两种方案都要低。

耶鲁公开课 - 金融市场课程节选