Table 2.

Tobit estimates—the effect of green and digital technologies on regional emissions

	(1)	(2)	(3)
Green Tech. (log)	−1.026***	−0.989***	−0.957***
	(0.092)	(0.119)	(0.119)
Digital Tech. (log)		−0.146	1.007**
		(0.253)	(0.499)
Green × Digital Tech. (log)			−0.297***
			(0.094)
Population (log)	4.833***	4.837***	4.834***
	(0.134)	(0.134)	(0.135)
Value added Manuf. (log)	1.873***	1.871***	1.840***
	(0.214)	(0.214)	(0.214)
Dirty Units (log)	0.103**	0.103**	0.107**
	(0.046)	(0.046)	(0.046)
Intermediate	0.767***	0.762***	0.768***
	(0.220)	(0.221)	(0.220)
Rural	0.353	0.352	0.401
	(0.253)	(0.253)	(0.254)
Pre-sample Mean GHG (log)	0.481***	0.481***	0.480***
	(0.011)	(0.011)	(0.011)
Year Dummies	Yes	Yes	Yes
# Observations	10,510	10,510	10,510
Log Likelihood	−30,938.38	−30,938.26	−30,935.70
Wald Test	5829.67***	5829.68***	5835.37***

Robust standard errors in parentheses, clustered at metroregion-level: ***, **, *, indicate significance at the 1%, 5% and 10% level, respectively