Independent variable | β | T | Sig |
Internal environmental management | 0.288 | 2.134 | 0.036* |
Green information systems | 0.250 | 2.541 | 0.013* |
Green purchasing | 0.445 | 2.804 | 0.006* |
Cooperation with customers | 0.352 | 3.557 | 0.001* |
Eco-design and packaging | 0.293 | 3.164 | 0.002* |
Investment recovery | 0.244 | 2.682 | 0.009* |