技术关联性、复杂性与区域多样化——来自中国地级市的证据
马双, 曾刚, 张翼鸥

Technological relatedness, complexity and regional diversity: Evidence from Chinese cities
MA Shuang, ZENG Gang, ZHANG Yiou
表5 1997—2016年全样本的技术增长模型
Tab. 5 Growth models of full sample during 1997-2016
模型I 模型II 模型III 模型IV 模型V
Constant 14.023 762 2*** 13.698 542 2*** 13.338 297 3*** 13.610 300*** 73.798 271 8***
(0.169 873 6) (0.163 629 0) (0.169 764 3) (0.175 274 93) (7.422 473 6)
Relatedness Density 0.473 682 9*** 0.457 389 28*** 0.349 039 2*** 0.198 273 6***
(0.010 019 2) (0.010 087 4) (0.008 252 1) (0.012 093 0)
Technology Complexity 0.207 529 3*** 0.180 982 3*** 0.125 472 63***
(0.007 765 3) (0.008 192 8) (0.008 023 1)
Population 15.709 382*** 13.789 283 7*** 56.982 910 2***
(0.301 938 2) (0.308 124 2) (4.512 839 2)
GDP per cap. 0.000 452 8*** 0.000 342 7*** 0.000 006 0
(0.000 020 9) (0.000 019 8) (0.000 090 2)
Population Density -0.003 873 6*** -0.003 401 8*** -0.003 372 9
(0.000 213 2) (0.000 231 5) (0.003 300 1)
Tech. stock -0.000 502 93*** -0.000 558*** -0.005 098 2***
(0.000 033 0) (0.000 031 9) (0.000 098 3)
Tech. size 0.001 076 0*** 0.000 714 2*** 0.001 726 32***
(0.000 056 0) (0.000 054 82) (0.000 060 3)
区域固定效应
时间固定效应
调整R2 0.003 969 0 0.00560981 0.00702039 0.0102983 0.0672812