Grey Weighted Sum Model for Evaluating Business Environment in West Africa

Table 7

Distance measurement sensitivity on rankings.

Countries/distance	Manhattan (p= 1)	Euclidian (p = 2)	Minkowski (p =3)
Benin	11	14	13
Burkina Faso	14	11	9
Cameroon	12	7	7
Cape Verde	2	13	15
Chad	17	9	3
Côte d’Ivoire	9	6	10
Equatorial Guinea	4	1	1
The Gambia	1	10	12
Ghana	3	16	19
Guinea	6	3	4
Guinea-Bissau	16	12	8
Liberia	7	4	5
Mali	13	15	14
Mauritania	5	2	2
Niger	10	5	6
Nigeria	18	18	16
Senegal	15	17	17
Sierra Leone	19	19	18
Togo	8	8	11