		(1)	(2)	(3)	(4)	(5)	(6)	(7)	(8)	(9)	(10)	(11)	(12)
VARIABLES	LABELS	Log WTP for low-quality solar lamp	Log WTP for low-quality solar lamp	Log WTP for low-quality solar lamp	Log WTP for low-quality solar lamp	Log WTP for low-quality solar lamp	Log WTP for low-quality solar lamp	Log WTP for low-quality solar lamp	Log WTP for low-quality solar lamp	Log WTP for low-quality solar lamp	Log WTP for low-quality solar lamp	Log WTP for low-quality solar lamp	Log WTP for low-quality solar lamp
													
2.treatment_cat	Treatment category = 2, LG certification	0.26***	0.28***	-0.09	-0.06	0.26***	0.28***						
		(0.08)	(0.08)	(0.08)	(0.09)	(0.08)	(0.08)						
3.treatment_cat	Treatment category = 3, 2-year warranty	0.25***	0.23***	-0.02	-0.03	0.25***	0.21***						
		(0.08)	(0.08)	(0.08)	(0.08)	(0.08)	(0.08)						
4.treatment_cat	Treatment category = 4, Money-back guarantee	0.01	-0.03	-0.05	-0.05	0.01	-0.04						
		(0.08)	(0.08)	(0.09)	(0.09)	(0.08)	(0.08)						
1.lq_first	LQ lamp presented first = 1	0.20**	0.19**					0.20**	0.18**				
		(0.08)	(0.08)					(0.08)	(0.08)				
1b.treatment_cat#0b.lq_first		0.00	0.00										
		(0.00)	(0.00)										
1b.treatment_cat#1o.lq_first		0.00	0.00										
		(0.00)	(0.00)										
2o.treatment_cat#0b.lq_first		0.00	0.00										
		(0.00)	(0.00)										
2.treatment_cat#1.lq_first		-0.35***	-0.34***										
		(0.11)	(0.11)										
3o.treatment_cat#0b.lq_first		0.00	0.00										
		(0.00)	(0.00)										
3.treatment_cat#1.lq_first		-0.27**	-0.26**										
		(0.11)	(0.11)										
4o.treatment_cat#0b.lq_first		0.00	0.00										
		(0.00)	(0.00)										
4.treatment_cat#1.lq_first		-0.06	-0.02										
		(0.12)	(0.12)										
2.treatment_cat_v2	Treatment category = 2, Durability signaling (LGC, 2YW)							0.25***	0.25***	-0.05	-0.04	0.25***	0.24***
								(0.07)	(0.07)	(0.07)	(0.07)	(0.07)	(0.07)
1b.treatment_cat_v2#0b.lq_first								0.00	0.00				
								(0.00)	(0.00)				
1b.treatment_cat_v2#1o.lq_first								0.00	0.00				
								(0.00)	(0.00)				
2o.treatment_cat_v2#0b.lq_first								0.00	0.00				
								(0.00)	(0.00)				
2.treatment_cat_v2#1.lq_first								-0.31***	-0.30***				
								(0.10)	(0.10)				
Constant	Constant	7.35***	7.39***	7.55***	7.71***	7.35***	7.22***	7.35***	7.41***	7.55***	7.84***	7.35***	7.11***
		(0.05)	(0.13)	(0.06)	(0.17)	(0.05)	(0.19)	(0.05)	(0.14)	(0.06)	(0.18)	(0.05)	(0.21)
													
Observations		960	958	479	478	481	480	729	727	360	359	369	368
R-squared		0.02	0.06	0.00	0.05	0.04	0.11	0.02	0.06	0.00	0.06	0.04	0.12
Robust standard errors in parentheses													
*** p<0.01, ** p<0.05, * p<0.1													
