Path relationship | Standardized path coefficient | C.R. |
H2a: Internal Environmental Management → ENP | 0.571 | 8.930*** |
H2b: External Green Collaboration → ENP | 0.204 | 3.513*** |
H3a: Internal Environmental Management → ECP | 0.031 | 0.339 |
H3b: External Green Collaboration → ECP | 0.059 | 0.775 |
H4: ENP → ECP | 0.263 | 3.766*** |