Research Article
A Developed Mathematical Model for Designing a Multilevel Sustainable Supply Chain Network Taking into Account Environmental Decisions
Table 3
Information on numerical test problems.
| | Test problem | Number of manufacturers | Number of customers | Number of products | Number of price levels | Number of transportation systems | Number of tactical periods | Number ofstrategic periods |
| | 1 | 5 | 8 | 1 | 1 | 1 | 7 | 1 | | 2 | 7 | 10 | 2 | 2 | 1 | 7 | 2 | | 3 | 9 | 12 | 3 | 3 | 1 | 9 | 3 | | 4 | 11 | 15 | 4 | 4 | 2 | 9 | 4 | | 5 | 13 | 20 | 5 | 5 | 2 | 12 | 5 | | 6 | 15 | 25 | 7 | 6 | 2 | 12 | 7 | | 7 | 17 | 30 | 9 | 7 | 3 | 15 | 9 | | 8 | 19 | 35 | 11 | 8 | 3 | 15 | 11 | | 9 | 21 | 40 | 30 | 9 | 3 | 20 | 13 | | 10 | 23 | 45 | 15 | 10 | 4 | 20 | 15 |
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