共 37 条
- [1] ACS ZJ, 1988, AM ECON REV, V78, P678
- [3] [Anonymous], 2009, INT REGIONAL SCI REV
- [4] Audretsch DB, 1996, AM ECON REV, V86, P641
- [5] Bound John., 1984, RD PATENTS PRODUCTIV, P21
- [7] Cohen W., 1995, HDB EC INNOVATION TE, P182
- [8] Crpon Bruno., 1998, EC INNOVATION NEW TE, V7, P115, DOI [10.1080/10438599800000031, DOI 10.1080/10438599800000031]
- [9] Ellis L. W., 1997, EVALUATION R D PROCE
- [10] Evenson R. E., 1995, HDB DEV EC 1, V3