非标准状态 meaning in English

nonstandard state

In this thesis , mathematical induction of portfolio means - variance model and capm are introduced , and a brief introduction is given to the model of capm and apt under nonstandard situation meanwhile the practical meaning of each model is explained from the angle of economics
论文介绍了组合投资均值一方差模型有效边界和capm的数学推导，简要介绍了非标准状态下(即标准capm的假设条件减弱的条件下)的capm和apt模型，从经济学角度解释了各模型的实际意义。