Table 5 Structural model: path...

Table 5

Structural model: path coefficients and P-values of direct, indirect effect and total effect

	Original sample (O)	Sample mean (M)	Standard deviation (STDEV)	T statistics (\|O/STDEV\|)	p-values
Direct effect
Waste management → Certificate	0.036	0.044	0.115	0.317	0.751
Size → Waste management	0.114	0.126	0.05	2.298	0.022
Size → Social sustainability	0.155	0.163	0.043	3.604	0
Size → Sustainable materials	0.148	0.157	0.036	4.14	0
Size → Sustainable production	0.103	0.121	0.04	2.602	0.009
Size → Water and energy	0.138	0.144	0.035	3.921	0
Social sustainability → Certificate	0.257	0.252	0.11	2.345	0.019
Sustainable materials → Certificate	−0.058	−0.057	0.112	0.518	0.604
Sustainable production → Certificate	−0.034	0.014	0.136	0.252	0.801
Water and energy → Certificate	0.301	0.298	0.109	2.762	0.006
Specific indirect effect
Size → Waste management → Certificate	0.004	0.004	0.015	0.273	0.785
Size → Water and energy → Certificate	0.042	0.043	0.02	2.071	0.038
Size → Sustainable production → Certificate	−0.004	0.000	0.017	0.214	0.83
Size → Sustainable materials → Certificate	−0.009	−0.009	0.018	0.492	0.623
Size → Social sustainability → Certificate	0.04	0.041	0.021	1.915	0.056
Total indirect effect
Size → Certificate	0.073	0.079	0.024	3.049	0.002
Total effect
Waste management → Certificate	0.036	0.044	0.115	0.317	0.751
Size → Certificate	0.073	0.079	0.024	3.049	0.002
Size → Waste management	0.114	0.126	0.05	2.298	0.022
Size → Social sustainability	0.155	0.163	0.043	3.604	0
Size → Sustainable materials	0.148	0.157	0.036	4.14	0
Size → Sustainable production	0.103	0.121	0.04	2.602	0.009
Size → Water and energy	0.138	0.144	0.035	3.921	0
Social sustainability → Certificate	0.257	0.252	0.11	2.345	0.019
Sustainable materials → Certificate	−0.058	−0.057	0.112	0.518	0.604
Sustainable production → Certificate	−0.034	0.014	0.136	0.252	0.801
Water and energy → Certificate	0.301	0.298	0.109	2.762	0.006

	Original sample (O)	Sample mean (M)	Standard deviation (STDEV)	T statistics (\|O/STDEV\|)	p-values
Direct effect
Waste management → Certificate	0.036	0.044	0.115	0.317	0.751
Size → Waste management	0.114	0.126	0.05	2.298	0.022
Size → Social sustainability	0.155	0.163	0.043	3.604	0
Size → Sustainable materials	0.148	0.157	0.036	4.14	0
Size → Sustainable production	0.103	0.121	0.04	2.602	0.009
Size → Water and energy	0.138	0.144	0.035	3.921	0
Social sustainability → Certificate	0.257	0.252	0.11	2.345	0.019
Sustainable materials → Certificate	−0.058	−0.057	0.112	0.518	0.604
Sustainable production → Certificate	−0.034	0.014	0.136	0.252	0.801
Water and energy → Certificate	0.301	0.298	0.109	2.762	0.006
Specific indirect effect
Size → Waste management → Certificate	0.004	0.004	0.015	0.273	0.785
Size → Water and energy → Certificate	0.042	0.043	0.02	2.071	0.038
Size → Sustainable production → Certificate	−0.004	0.000	0.017	0.214	0.83
Size → Sustainable materials → Certificate	−0.009	−0.009	0.018	0.492	0.623
Size → Social sustainability → Certificate	0.04	0.041	0.021	1.915	0.056
Total indirect effect
Size → Certificate	0.073	0.079	0.024	3.049	0.002
Total effect
Waste management → Certificate	0.036	0.044	0.115	0.317	0.751
Size → Certificate	0.073	0.079	0.024	3.049	0.002
Size → Waste management	0.114	0.126	0.05	2.298	0.022
Size → Social sustainability	0.155	0.163	0.043	3.604	0
Size → Sustainable materials	0.148	0.157	0.036	4.14	0
Size → Sustainable production	0.103	0.121	0.04	2.602	0.009
Size → Water and energy	0.138	0.144	0.035	3.921	0
Social sustainability → Certificate	0.257	0.252	0.11	2.345	0.019
Sustainable materials → Certificate	−0.058	−0.057	0.112	0.518	0.604
Sustainable production → Certificate	−0.034	0.014	0.136	0.252	0.801
Water and energy → Certificate	0.301	0.298	0.109	2.762	0.006

Source(s): Authors’ own work

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