更多高级投资者可能有一些资产的其他选择，例如期权和期货或者其组合。

More advanced investors might also have some of the alternative assets such as options and futures in the mix.

youdao

理论上，此举有助于银行降低风险，券商可从中获益，投资者也能选择一些符合其风险偏好的债务组合。

In theory, this helps the Banks to reduce risk, makes money for intermediaries who trade the securities, and allows the investors to pick tranches of debt that match their risk appetite.

youdao

针对预期收益率与风险损失率为模糊数时，建立了一种具有模糊系数的证券组合投资选择模型。

A optional model of portfolio investment with fuzzy-coefficient in which profit rates and risk rates are fuzzy Numbers is presented in this paper.

youdao

If you're comparing two portfolios with the same expected return, then you want the one with the lower variance.

比较两个有相同预期收益率的投资组合时，你会选择方差小的那一个。

耶鲁公开课 - 金融市场课程节选

But beyond that, if you were confined to just stocks and bonds, it would be a matter of taste where along this frontier you would be.

进一步，若仅限于投资股票和债券的组合，选择哪个组合,取决于个人的兴趣。

耶鲁公开课 - 金融市场课程节选

But ultimately, everyone agrees I-- that's the premise here, that for the-- if you're comparing two portfolios with the same variance, then you want the one with the higher expected return.

但归根结底大家都会同意这一点-,这是一个前提-,当你比较两个有相同方差的投资组合时，你会选择预期收益率高的那一个。

耶鲁公开课 - 金融市场课程节选