Table 2.

Spatial lag regression model

Model description
	Y	No. of variables	No. of observations	Degrees of freedom
	SMR	3	2306	2303
Model fit
	R2		Log likelihood	AIC
	0.2238		-235.357	476.713
Model estimation
	Variable	Coefficient	Std. Error	t-Statistic	P
	ρ	0.4962	0.0231	21.496	0.0000
	CONSTANT	0.3605	0.0304	11.859	0.0000
	AOD	0.5367	0.1522	3.527	0.0004
Diagnostic tests
	Tests		DF	Value	p
Heteroskedasticity	Breusch-Pagan		1	0.156	0.6933
Spatial dependence	Likelihood Ratio		1	434.813	0.2745