So clearly, that's not, thank you, that's not a profitable deviation and it's also not a profitable deviation for people on the left.

所以很明显,那不是,谢谢,那不是个有利的偏离并且,对左边的人来说也不是个有利的偏离

耶鲁公开课 - 博弈论课程节选

You want to, for any given expected return, you want to minimize the standard deviation, so it's the left-most line and that means that everyone will be holding the same portfolio.

你希望，在期望收益固定的情况下，你肯定希望将标准差最小化，而这条线是最左边的线,这就意味着所有人,都愿意持有这样的投资组合。

耶鲁公开课 - 金融市场课程节选