请帮忙翻译一段金融学论文的摘要!

来源：百度知道 编辑：UC知道 时间：2024/06/28 15:21:37
本论文介绍了Markowitz投资组合理论，包括用几何法在三种证券时获得有效证券组合(efficient portfolios)的方法，以及分别使用临界线法(critical line)和单纯形法(simplex method)在任意种证券时获得有效证券组合的方法，并利用我国上海证券交易所的50支上市股票进行了验证。

几个名词已经注释了，谢谢各位帮忙了！

This paper introduced the theory of Markowitz portfolio, including the use of geometry in the three securities have an effective portfolio (efficient portfolios) method, as well as the use of the critical line method (critical line) and the simplex method (simplex method) in any kind of Access to effective securities portfolio approach and use of China's Shanghai Stock Exchange's 50 listed stocks was verified.