This paper proposes an expected return model for linear bilevel problems with uncertain reaction from follower.

对此类问题 ，本文通过引入领导者对追随者合作程度的期望系数 ，提出期望收益模型 。

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One must therefore take into account both the expected return type and the data model when deciding how to cast the object that this method returns.

因此在决定如何对该方法的返回值进行强制类型转换时，必须同时考虑预期的返回类型和所用的数据模型。

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As the traditional stock pricing method, dividend discount model is defective in that it cannot precisely determine the expected rate of return of investors and future payment of cash dividend.

传统的股利折现模型在对股票定价的过程中，不能精确地确定投资者的预期收益率和未来支付的现金股利，因此存在着一定的缺陷与不足。

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