Economically developed regions	Lag	AIC	BIC	HQIC
Economically developed regions	Lags = 7	−2.67751*	0.020688*	−1.60575*
Economically less-developed regions	Lag	AIC	BIC	HQIC
Economically less-developed regions	Lags = 7	−1.65841*	0.591499*	−0.744199*
Economically underdeveloped regions	Lag	AIC	BIC	HQIC
Economically underdeveloped regions	lags = 7	−0.66423*	1.69255*	0.291694*