共 16 条
[9]
高级计量经济学及Stata应用[M]. 高等教育出版社 , 陈强, 2014
[10]
Does director interlock impact corporate R&D investment?[J] . Jie Han,Indranil Bose,Nan Hu,Baolei Qi,Gaoliang Tian.Decision Support Systems . 2015