So central banks around the world began to manage became managers of inflation rather than defenders of a gold standard.

所以，世界各地的中央银行,开始管理，成为了通货膨胀的管理者,而不是金本位制度的守卫者。

耶鲁公开课 - 金融市场课程节选

There is an institution called the "gold standard" now totally and completely gone everywhere in the world.

这里有一个机构叫做“金本位制度“,现在完全在,世界各地遍及。

耶鲁公开课 - 金融市场课程节选

So, the optimal thing to do if you live in a world like this n is to get n as large possible and you can reduce the standard deviation of the portfolio very much and there's no cost in terms of expected return.

如果现实中也这样简单的话,那么你就尽量增大,这样就能让投资组合的标准差,就会大大降低,从预期收益率的角度来看,这样做的成本是零。

耶鲁公开课 - 金融市场课程节选