[Retracted] Regional Differences and Convergence of Urban-Rural Integration Development from the Perspective of Factor Flow

Table 7

The results of time differences.

Variable	2003–2011				2012–2020
	Model (17)	Model (18)	Model (19)	Model (20)	Model (21)	Model (22)	Model (23)	Model (24)
L. lny	−0.080 (0.030)	−0.328 (0.063)	−0.140 (0.045)	−0.130 (0.038)	−0.060 (0.029)	0.044 (0.060)	−0.097 (0.041)	−0.092 (0.035)
L. cf	—	0.115 (0.040)	—	—	—	−0.052 (0.030)	—	—
L. lm	—	—	−0.021 (0.019)	—	—	—	−0.038 (0.024)	—
L. tf	—	—	—	−0.032 (0.017)	—	—	—	0.027 (0.012)
L. lnyL. cf	—	0.159 (0.052)	—	—	—	−0.112 (0.045)	—	—
L. lnyL. lm	—	—	−0.019 (0.019)	—	—	—	−0.005 (0.025)	—
L. lnyL. tf	—	—	—	−0.050 (0.023)	—	—	—	0.055 (0.024)
L. fd	—	−0.126 (0.118)	−0.066 (0.128)	0.001 (0.113)	—	−0.027 (0.062)	0.014 (0.063)	0.024 (0.066)
L. lnpgdp	—	0.036 (0.014)	0.035 (0.015)	0.035 (0.014)	—	0.021 (0.013)	0.022 (0.013)	0.021 (0.013)
L. lnrfs	—	0.011 (0.005)	0.011 (0.005)	0.010 (0.005)	—	−0.003 (0.002)	−0.002 (0.003)	−0.002 (0.003)
Constant term	−0.039 (0.026)	−0.644 (0.136)	−0.505 (0.136)	−0.495 (0.132)	−0.015 (0.019)	−0.152 (0.136)	−0.220 (0.136)	−0.239 (0.137)
R^2	0.246	0.335	0.312	0.324	0.644	0.670	0.655	0.656

Note. The values in brackets are the standard error of robustness. , , and indicate significance at the level of 1%, 5%, and 10%, respectively.