共 9 条
- [3] 区域科技论[M]. 清华大学出版社 , 吴贵生, 2007
- [4] The determinants of national innovative capacity [J]. RESEARCH POLICY, 2002, 31 (06) : 899 - 933
- [6] International R&D spillovers[J] . David T. Coe,Elhanan Helpman.European Economic Review . 1995 (5)
- [7] INCREASING RETURNS AND ECONOMIC-GEOGRAPHY [J]. JOURNAL OF POLITICAL ECONOMY, 1991, 99 (03) : 483 - 499
- [9] Catching Up, Forging Ahead, and Falling Behind[J] . Moses Abramovitz.The Journal of Economic History . 1986 (2)