共 50 条
- [1] Aghion P., 2009, EC GROWTH
- [2] [Anonymous], 2015, ENTREPRENEURIAL STAT
- [7] Do financing constraints matter for R&D? [J]. EUROPEAN ECONOMIC REVIEW, 2012, 56 (08) : 1512 - 1529
- [9] Chen X.T., 2018, AM J IND BUSINESS MA, V8, P1123
- [10] Cheng H, 2018, GOVT SUPPORT DIFFERE