[Retracted] A Study on the Impact of Digital Finance on Regional Productivity Growth Based on Artificial Neural Networks

Table 2

Panel data model estimation results.

	1	2	3	4
dtfp	dtfp	dtfp	dtfp
dh	0.0417	0.0451	0.0524	0.0587
	1.92	2.16	2.47	2.87
dhmax	−0.000906	−0.000947	−0.0000847	−0.0000874
	−2.02	−2.33	−0.84	−2.13
dfsc	−0.174	−0.1771
	−4.43	−5.29
dfef	0.273			0.288
	3.93	4.65
dexp	0.215	0.223	0.218	0.221
	1.07		1.06	1.09
dinv	−4.83	−0.436	−0.528	−0.458
	−3.5	−3.56	−3.72	−3.67
dxm	−0.0145	0.00047	0.07475	0.0754
	−0.17	−0.13	0.91	0.95
dfdi	−0.0063	−0.00478	−0.00627	−0.00517
	−0.90	−0.74	−0.90	−0.76
_cons	0.00607	0.00419	0.00653	−0.00208
	0.76	0.56	0.07	−0.25
N	318	218	320	320
Adj.	0.165		0.152
rmse	0.104	0.0098	0.105	0.009
Sman test ( value)	1.93	0.09647	3.43	0.8432