Table 1.

Simple treatment effects, Weibull interval censored model. Each estimate shows results for a different model by country and sample. The first number gives the mean estimate, the range below the 95% confidence interval. Uncertainty comes from 2000 non-parametric bootstrap replications.

	Germany			United States
	All	Take at all	Drop ‘Never’	All	Take at all	Drop ‘Never’
Vaccine, domestic	0.18	0.30	0.28	−0.12	−0.05	0.05
	(-0.46, 0.77)	(-1.06, 1.86)	(-0.19, 0.75)	(-0.43, 0.18)	(-0.58, 0.50)	(-0.25, 0.34)
Age	−2.32	4.81	−0.46	−0.74	0.43	0.17
	(-4.80, −0.73)	(0.56, 9.25)	(-2.28, 1.19)	(-1.67, 0.14)	(-1.19, 2.26)	(-0.64, 0.95)
Gender, male	−0.58	0.81	−0.30	−0.83	0.35	−0.66
	(-1.21, 0.02)	(-0.52, 2.18)	(-0.70, 0.14)	(-1.16, −0.51)	(-0.16, 0.92)	(-0.97, −0.35)
Education, university	−0.47	0.20	0.20	−0.21	0.34	0.12
	(-1.20, 0.28)	(-1.39, 1.70)	(-0.27, 0.72)	(-0.53, 0.11)	(-0.21, 0.90)	(-0.17, 0.43)
Ideology, don't know				0.68	−0.35	0.11
				(-0.53, 1.95)	(-1.96, 2.49)	(-1.10, 1.16)
Ideology, left/liberal	−0.58	0.54	−1.08	−0.26	−0.06	−0.08
	(-1.19, 0.24)	(-0.74, 2.25)	(-1.63, −0.51)	(-0.61, 0.08)	(-0.78, 0.69)	(-0.43, 0.28)
Ideology, right/conservative	−0.52	−0.20	−1.55	0.34	−0.89	−0.16
	(-1.60, 0.35)	(-2.26, 2.12)	(-2.34, −0.75)	(-0.13, 0.81)	(-1.58, −0.23)	(-0.56, 0.24)
Pro-vaccine	−0.64	0.94	−0.56	−0.94	0.80	−0.74
	(-1.05, −0.29)	(0.49, 1.77)	(-0.90, −0.28)	(-1.13, −0.75)	(0.57, 1.09)	(-0.92, −0.58)
Feeling, business	−1.06	0.54	−0.16	−0.62	1.12	−0.43
	(-2.39, 0.44)	(-1.84, 2.97)	(-1.37, 1.01)	(-1.41, 0.18)	(-0.07, 2.38)	(-1.01, 0.17)
Afraid of Covid	−1.27	3.45	0.02	−0.63	1.44	−0.09
	(-2.41, −0.18)	(1.42, 8.26)	(-0.79, 0.81)	(-1.29, 0.00)	(0.53, 2.49)	(-0.65, 0.47)
Intercept	7.49	−0.77	5.47	6.20	0.77	5.07
	(6.16, 8.93)	(-3.05, 1.29)	(4.55, 6.51)	(5.61, 6.81)	(-0.08, 1.71)	(4.50, 5.64)
Scale	1.08		0.89	1.25		1.13
	(0.85, 1.32)		(0.72, 1.08)	(1.13, 1.37)		(1.02, 1.24)
Observations	582	582	560	661	661	610