Variable	Countrywide	Northeast	East	West	Central
EFF_t₋₁	−0.0635**	−0.3022***	−0.1351**	−0.0122	−0.0648***
	(0.0260)	(0.0350)	(0.0610)	(0.0560)	(0.0140)
Patent	0.0367**	0.0018	0.0147***	0.0169	0.2158**
	(0.0150)	(0.0080)	(0.0030)	(0.0160)	(0.1070)
Energy	0.0434	−0.0771	0.0138	−0.002	0.2788***
	(0.0280)	(0.1770)	(0.0200)	(0.0510)	(0.0850)
Ownership	−0.0794	−0.0791	0.1358	−0.0778	−0.1882**
	(0.0720)	(0.0750)	(0.1070)	(0.1670)	(0.0790)
Industrial	−0.8811**	−0.1739**	−0.0458	−0.8161*	−4.8184*
	(0.4200)	(0.0770)	(0.3600)	(0.4610)	(2.5200)
Urbanization	0.0984	−1.2804*	−0.0709	0.3428	0.9735
	(0.3860)	(0.7370)	(0.1400)	(0.4170)	(0.7700)
FDI	−0.0091	0.0153	−0.0091	0.013	0.0491
	(0.0280)	(0.0120)	(0.0160)	(0.0310)	(0.0430)
N	390	39	130	143	78
R2	0.0488	0.5857	0.3595	0.0857	0.1509