Exploring the Locus of Social Sustainability Implementation …
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Table 1 (continued)
Barrier dimensions
Key barrier sub-dimensions
Authors
Technical and
resource-related barriers (TB)
Lack of knowledge of
resource management (TB1)
Amponsah-Tawiah et al.
(2015), Sartor et al. (2016)
Lack of acceptance to adopt
new practices (TB2)
Merli et al. (2015), Sartor
et al. (2016)
Lack of use of protecting
equipment and practices
(TB3)
van Donk et al. (2010),
Amponsah-Tawiah et al.
(2015)
Lack of technical resources
for maintenance equipment
(TB4)
Kuppig et al. (2016)
Table 2 Saaty’s pair-wise comparison nine point scale for AHP preference
Importance weight value Importance weight value
Definition
1
1st factor is equally important
than the 2nd factor
Equally important and preferred
3
1st factor is weakly more
important than the 2nd factor
The first factor is slightly more
important/preferred than the
second is
5
1st factor is strongly more
important than the 2nd factor
The first factor is strong more
preferred that the second factor
7
1st factor is very strongly more
important than the 2nd factor
The first factor is very strong
more preferred that the second
factor
9
1st factor has an absolute mare
important than the 2nd factor
The first factor is extremely
very strong more preferred that
the second factor
2,4,6,8
Intermediate values reflect
alternatives, as compared with
the first
Saaty (1987)
Table 3 Random index (RI) consistency index values
Size of matrix
1 2 3
4
5
6
7
8
9
10
Random consistency index
(RCI)
0 0 0.58 0.90 1.12 1.24 1.32 1.41 1.45 1.51