Avraham Tzion,an Israeli expert in international law, says the U.N.has a double standard.

VOA: standard.2009.10.23

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

I mean, you'll play with it in great-- with great delight this semester, you will see that backslash N is the standard in any text file for creating what we know as new line characters.

我是指，这学期，你们会很高兴-,和它打交道，同时你们也会看到,在任何文本文件里，反斜杠n已经是,换行的代名词了。

哈佛公开课 - 计算机科学课程节选