基于DEA模型的共享经济概念股票投资价值评价研究

应用DEA方法，建立了全面反映共享经济概念股票投资价值的指标体系，选取C2R模型，通过对上海证交所具有共享经济概念的13家上市公司股票进行实证分析，得到DEA效率指数与有效投影，以及股票价格、每股净资产和每股收益对样本公司DEA有效性的影响，计算了股票的相对投资价值，评价上市公司是否为技术有效和规模有效，为评判创新型商业模式的上市公司股票投资价值提供了一种新的途径。

Evaluation Research of Sharing Economy Stock Investment Value Based on DEA Model

This paper establishes the index system comprehensive reflected Shared economic concept stock investment value using DEA method. Selecting of C2R model, 13 listed companies of shared economic concept has carried on the empirical analysis in the Shanghai stock exchange. Get DEA efficiency index, projection and the stock price, net assets per share and earnings per share on the influence of DEA validity. Calculate the relative stocks investment value. Evaluate whether the listed company is effective in scale and technology. It provides a new way to evaluate the value of stock investment with innovative business model.