| Economic performance | Environment performance | ||
| Step1 | Step2 | Step1 | Step2 |
Green supplier development | 0.605** | 0.617** | 0.302** | 0.319** |
Supplier partnership |
|
| 0.581** | 0.529** |
∆R2 | 0.370 | 0.350 | 0.534 | 0.537 |
F | 152.213 | 139.619 | 148.859 | 150.791 |