A Multicriteria Framework to Evaluate Supplier’s Greenness

Table 5

Total-relation matrix for elements of environmental protection.

Environmental protection
	EP1	EP2	EP3	EP4	EP5	𝑅	𝑅+𝐶	𝑅−𝐶
Green design (EP1)	0.677	0.75	0.923	0	0	2.35	5.46	−0.76
ISO 14001 (EP2)	0.815	0.5	0.85	0.218	0.154	2.537	5.063	0.011
Pollution control (EP3)	0.514	0.443	0.358	0.189	0.133	1.637	4.946	−1.672
Eco-labeling (EP4)	0.54	0.401	0.568	0.172	0.121	1.802	2.553	1.051
Life cycle (EP5)	0.564	0.432	0.61	0.172	0.121	1.899	2.428	1.37
𝐶	3.11	2.526	3.309	0.751	0.529