Impact of Financial Development and Its Spatial Spillover Effect on Green Total Factor Productivity: Evidence from 30 Provinces in China

Table 1

Descriptive statistics of variables.

Models		Variable	Unit	Obs.	Mean	Std. dev.	Min.	Max.
GML index based on SBM-DDF	Input	Labor	10000 persons	630	2409.412	1610.738	240.6	6636
		Capital	100 million yuan	630	16358.58	19524.31	367.3643	120714.7
		Energy	10,000 tce	630	9097.704	7158.771	302.75	38899.25
	Desired output	GDP	100 million yuan	630	6903.367	7837.775	167.7983	49849.92
	Undesirable output	Waste water	10000 tons	630	11427.68	12065.15	182	79121.3
		Waste gas	100 million cube meters	630	72491.2	58812.98	3453	296318
Spatial Durbin model	—	GTFP	—	600	0.9821	0.1235	0.6419	1.5513
		FD	—	600	1.1038	0.3599	0.5372	2.5847
		INN	—	600	14896.36	34738.48	43	269944
		FDI	%	600	2.7781	2.715	0.0673	16.8423
		DGDP	Yuan	600	16783.45	13948.17	1961.124	84375.76
		DENS	Person/km^2	600	1981.962	1374.748	5	6307.376