Ecoefficiency of Intensive Agricultural Production and Its Influencing Factors in China: An Application of DEA-Tobit Analysis

Table 8

Tobit regression results of influencing factor analysis.

Variable	Total efficiency		Technical efficiency		Scale efficiency
	Coefficient		Coefficient		Coefficient
EL	0.076	0.274	0.019	0.697	0.069	0.286
FA	0.066	0.021	0.037	0.068	0.045	0.092
IC	−0.691	0.003	−0.486	0.002	−0.478	0.025
WP	−0.170	0.819	−0.982	0.059	0.586	0.398
PH	−0.232	0.078	−0.161	0.080	−0.157	0.199
PB	1.688	0.031	0.856	0.119	1.135	0.120
AF	−0.059	0.705	−0.191	0.080	0.065	0.656
AP	−0.017	0.234	−0.021	0.135	−0.003	0.843
IL	−0.001	0.853	−0.011	0.005	0.004	0.393
Constant	−0.814	0.591	1.567	0.139	−1.031	0.465
Log likelihood	7.601		18.612		9.719
Avg. log likelihood	0.243		0.599		0.314
Schwarz criterion	0.733		0.020		0.591
Hannan-Quinn criterion	0.390		−0.323		0.248

Significant at the 10% level, significant at the 5% level, and significant at the 1% level.