Towards Green Economics and Society: Exploring the Efficiency of New Energy Generation

Table 5

Results of stochastic frontier models.

Variables	Coefficient	Std. dev.	-value
Constant	5.321	1.441	0.107
Solar	8.012	3.015	0.001
Wind	2.105	1.015	0.069
Geothermal	0.432	1.079	0.053
Biofuel	5.206	2.305	0.073
Capital	0.574	2.911	0.029
Labor	4.172	5.103	0.126
Determinants of inefficiencies
GP	−0.104	0.558	0.001
EL	−0.508	0.917	0.085
TI	−3.108	2.013	0.035
UR	5.244	4.795	0.065
EDU	−2.351	3.564	0.049
Gamma	0.247	0.145	0.001
LR	85.355

Note. , , and Significant at 1%, 5%, and 10% levels, respectively.