Table 2.

SUR regression results.

Region	Variable	Coefficient	Std. Error	T-statistics	Probability
	DLCA	0.032	0.050	0.639	0.526
	DLEMP	0.177a	0.048	3.696	0.000
	DLPOPD	−1.459	1.272	−1.147	0.259
	DLIRR	0.197b	0.081	2.424	0.021
	DLIRRM	0.113	0.094	1.203	0.237
	DLLS	0.470a	0.100	4.693	0.000
	DLPRC	0.016	0.029	0.547	0.588
	DLPRC^2	−0.008	0.013	−0.622	0.538
	DLTEMP	−1.267	0.713	−1.778	0.083
	DLTEMP^2	−24.482b	10.937	−2.238	0.032
	DLTractors	0.491b	0.222	2.215	0.033
	Constant	0.037	0.044	0.838	0.408
	R-Squared	0.63
Beheira	DLCA	0.104	0.140	0.743	0.463
	DLEMP	−0.017	0.043	−0.401	0.691
	DLPOPD	2.292	2.175	1.054	0.299
	DLIRR	0.007	0.085	0.082	0.935
	DLIRRM	−0.037	0.027	−1.366	0.181
	DLLS	0.328a	0.116	2.831	0.008
	DLPRC	0.058	0.072	0.802	0.428
	DLPRC^2	0.196	0.213	0.923	0.362
	DLTEMP	−0.956b	0.434	−2.202	0.034
	DLTEMP^2	3.163	3.116	1.015	0.317
	DLTractors	−0.133b	0.064	−2.069	0.046
	Constant	1.189	0.599	1.981	0.055
	R-Squared	0.40

Note: Significant coefficients are in bold.

^aSignificance at 1 % and.

^bSignificance at 5 %.