辽宁省民营上市公司创新投入产出效率评价研究

为进一步优化民营企业现有的创新投入模式、提高产出效率，运用数据包络分析中的BCC模型，对辽宁省26家民营上市公司的创新投入产出效率进行评价分析，得出的主要结论有：辽宁省民营上市公司总体的创新投入产出不高，没有使投入资源达到效益最大化；创新效率不高的主要因素是民营企业对创新项目的投入量过多，造成规模报酬呈递减趋势，降低投入产出效率；创新效率达到DEA最优的多是经营规模中等的非制造业企业，这些企业的创新投入不多，但其带来的产出效益比较显著。

Research on Innovation Input-Output Efficiency Evaluation of Private Listed Companies in Liaoning Province

To further optimize the existing innovative investment model of private enterprises and improve output efficiency. The BCC model of data envelopment analysis is used to evaluate the efficiency of input and output of 26 private listed companies in Liaoning Province. The followings are main conclusions.Firstly, The innovation input and output of Liaoning private listed companies is not high in the overall, which did not make the investment resources maximize the benefits. Secondly, the main factor, which results a lower output efficiency, is that corporations put in too much funds in projects and a diminishing scale returns.Thirdly, Innovation efficiency to achieve the best DEA is the middle of the scale of non-manufacturing enterprises, these enterprises have not much investment in innovation, but its output benefits are more significant.