Table 3.
Property and parameter setting of the middleman.
| Property | Letter representation | Meaning | Assigned value |
|---|---|---|---|
| Middleman-enterprise distance | MEd | Distance from middleman to enterprise | 100∼300 km uniform distribution |
|
| |||
| Number of middlemen | MNum | Number of middlemen in the region | 10∼50 (sliding strip) |
|
| |||
| Middlemen purchase price | MPri | Price of raw materials purchased from farmer by middleman | 150∼200 yuan (sliding strip) |
|
| |||
| Unit processing cost | MCost | Raw materials primary processing cost | 20∼35 yuan/t (sliding strip) |