【摘要】 如何构建一个理想的证券组合投资是每一个机构投资者都要面对的重大课题,利用Markowitz的理想化的CAPM来构建选择最优证券组合在实际应用过程中面临着十分复杂的计算,而且具有规定性,不能充分发挥管理者的主观能动性。通过提供一种利用证券特征线模型以及α和β系数构建证券组合的方法简便地解决了上述难题。更多还原

【Abstract】 An essential question to be asked by the investors is how they have their ideal portfolio choice. Markowitz’s portfolio theory, especially the theory of price formation for financial assets, the so-called Capital Asset Pricing Model, or CAPM., beard the burden of huge calculation and some specific rules. The paper presented the share linear model ,Alf and Beta coefficient as the solution.更多还原