Table 1.

Results of models testing the mediating effect of environmental self-identity on the relationship between environmentally-friendly purchase and positive emotions.

	Path A: effect purchase → self-identity			Path B: effect self-identity → positive emotions, controlled for purchase			Path C: effect purchase → positive emotions, controlled for self-identity			Path C': effect purchase → positive emotions			Bootstrap results for indirect effect
	B	SE	t	B	SE	t	B	SE	t	B	SE	t	ab	SE	LL 95 CI	UL 95 CI
Yes/No environmentally-friendly purchase	0.86***	0.19	4.46	0.18*	0.08	2.27	–0.14	0.20	–0.72	0.01	0.19	0.05	0.15	0.08	0.03	0.36
Percentage environmentally-friendly purchase	0.01*	0.006	2.24	0.07	0.16	0.45	0.01*	0.006	2.12	0.01*	0.006	2.41	0.0009	0.002	–0.002	0.005

ab, difference between the coefficient of (percentage of) environmentally-friendly purchase (X) in the analysis with (Path C) and the analysis without (Path C') environmental self-identity (M) as a covariate, LL 95 CI, Lower limit of 95% confidence interval; UL 95 CI, Upper limit of 95% confidence interval,

^*p < 0.05,

^***p < 0.001(2-tailed).