期刊名称：American Journal of Industrial and Business Management
印刷版ISSN：2164-5167
电子版ISSN：2164-5175
出版年度：2016
卷号：06
期号：05
页码：649-654
DOI：10.4236/ajibm.2016.65060
语种：English
出版社：Scientific Research Publishing
摘要：The essay mainly explores the relationship of current fees, last period fees, size and the return of investment in 102 social security funds. It starts from the Encouraging Model and comes to the conclusion that the factor current fees and last period fees impact the return of investment positively. On the contrary, it finds that the size of fund impact the return of investment negatively.
关键词：Encouraging Model;Social Security Fund Investment;Panel Regression
