Table IV Discriminant validity test from...

Table IV

Discriminant validity test from average variance extracted

Construct	1	2	3	4	5	6	7	8
1. Definition of responsibilities	0.83
2. Performance criteria	0.06**	0.89
3. Incentives	0.07**	0.10**	0.87
4. Follow-up management	0.06**	0.00	0.15*	0.84
5. Perceived supplier performance	0.20**	0.33**	0.35**	0.14**	0.75
6. Perceived economic value	0.06**	0.10**	0.05**	0.02	0.12**	0.84
7. Switching costs	0.01	0.00	0.07	0.01	0.01	0.01	0.79
8. Relationship bonds	0.03	0.03**	0.06**	0.10**	0.10**	0.02	0.03**	0.83

Construct	1	2	3	4	5	6	7	8
1. Definition of responsibilities	0.83
2. Performance criteria	0.06**	0.89
3. Incentives	0.07**	0.10**	0.87
4. Follow-up management	0.06**	0.00	0.15*	0.84
5. Perceived supplier performance	0.20**	0.33**	0.35**	0.14**	0.75
6. Perceived economic value	0.06**	0.10**	0.05**	0.02	0.12**	0.84
7. Switching costs	0.01	0.00	0.07	0.01	0.01	0.01	0.79
8. Relationship bonds	0.03	0.03**	0.06**	0.10**	0.10**	0.02	0.03**	0.83

Notes: The average variances extracted by the construct are shown on the diagonal, while the off-diagonal entries show the squared correlation between constructs, as Fornell and Larcker (1981) suggested. *p<0.05; **p<0.01

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