The Core-Periphery Structure in the Yangtze River Delta: An Enterprise Linkage Perspective, 1978–2019

Table 8

Regression results of headquarters-branches enterprise linkages.

Independent variable	YDR	Jiangsu	Zhejiang	Anhui
ln FAI	−0.044 (−0.368)	−0.643 (−2.915)	−0.091 (−0.839)	0.172 (1.121)
ln LR	0.337 (2.825)	0.323 (1.940)	0.070 (1.444)	0.137 (0.797)
ln UR	0.650 (4.212)	0.514 (0.928)	0.096 (0.894)	0.589 (2.860)
ln IDU	−0.666 (−1.617)	0.127 (0.171)	−0.351 (−3.510)	−2.143 (−5.608)
ln FRE	1.311 (3.693)	−0.588 (−0.712)	−0.053 (−0.772)	2.054 (5.044)
ln DP	0.606 (3.320)	1.126 (4.176)	1.127 (5.692)	0.367 (2.294)
ln PD	0.408 (3.032)	0.104 (0.164)	0.640 (4.954)	0.460 (4.323)
ln CGP	0.234 (1.167)	0.448 (1.763)	0.081 (0.302)	0.522 (2.191)
ln HM	0.282 (2.190)	0.152 (0.508)	0.249 (4.029)	0.287 (1.804)
ln TS	0.044 (3.143)	0.053 (2.954)	0.443 (6.204)	0.354 (4.903)
Constant	−10.298 (−6.208)	−9.641 (−2.321)	−13.775 (−12.318)	−7.917 (−5.284)
N	40	13	11	16
R^2	0.893	0.898	0.954	0.992

Note: the symbols , , and represent the significance levels of 10%, 5%, and 1%, respectively; the values in parentheses are the corresponding t-values.