Explained variable

Explanatory variable

Coefficient

Standard Error

Overall Technical Efficiency

αi

0.8382***

0.0538

X1

9.5417***

1.1074

X2

0.0262

0.2320

X3

−0.2102***

0.0206

X4

0.00000104

0.000000662

X5

−0.0000126**

0.00000507