So the methods of mean variance exaggerate the extent of the risk.

因此,方差方法夸大了风险的程度.

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The mean variance, capital rated and capital interest arbitrage are also devised.

并设计了均值方差模型, 资本资产定价模型和资本资产套利模型.

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It's very important to understand what the mean - variance frontier actually means.

要理解边界上的平均方差真正的含义是非常重要的.

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Firstly, we deal with the mean - variance frontier of arbitrage portfolios under investment proportion limitations.

因此, 考虑到现实应用,对套利组合的分析也须研究存在投资权重限制时的选择问题.

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The moment equations are developed which provide the mean, variance and skewness of carbon dioxide concentartion.

最后所推导出之动差方程式更可推算出二氧化碳浓度之平均, 变异数及偏态系数值.

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An algorithm based on inverse matrix for mean variance portfolio selection model is proposed.

介绍均值方差资产组合选择模型的一种以逆矩阵为基础的算法.

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