Table 3.

Complementarities and substitutability of SCEPs: Correlation coefficient of the error term matrix.

	Mulching	Intercropping	Farmyard Manure	Inorganic Fertilizer
Mulching	1
Intercropping	0.18 (0.97)	1
Farmyard Manure	-0.11 (0.11)	0.15 ∗∗ (0.06)	1
Inorganic Fertilizer	0.09 (0.11)	0.60 ∗∗∗ (0.05)	0.28∗∗∗ (0.07)	1

Notes: Robust Standard errors in parenthesis.

Likelihood ratio test of regression interdependence Chi-Square (6) = 96.90∗∗∗.

n = 640. Statistical significance at ∗p < 0.1, ∗∗p < 0.05, ∗∗∗p < 0.01.