【摘要】 利用单因素模型测算了所投资证券的风险值，并在此基础上，给出了关于Markowitz证券组合选择模型的SUMT外点法求解方法。更多还原

【Abstract】 In this paper, the value at risk of invested securities is measured by making use of the single factor model, on the basis of which the Sequential Unconstrained Minimization Technique (SUMT) at the outside point is given to resolve the problem of Harry M. Markowitz portfolio selection.更多还原