Study 2: Results of the robustness analysis
| Variables in the model | Model 1 | Model 2 | Model 3 | Model 4 |
|---|---|---|---|---|
| β (p) | β (p) | β (p) | β (p) | |
| Dependent variable | ||||
| Purchase behavior | ||||
| Independent variable | ||||
| Purchase intention | 0.971 (<0.001) | 0.928 (<0.001) | 0.923 (<0.001) | 0.929 (<0.001) |
| Moderator variable | ||||
| Green consumption values | 0.033 (0.890) | 0.042 (0.861) | ||
| Interaction term | ||||
| Purchase intention × Green consumption values | 0.386 (0.063) | |||
| Control variables | ||||
| Age | −0.016 (0.161) | −0.016 (0.162) | −0.016 (0.169) | |
| Gender | −0.040 (0.916) | −0.047 (0.903) | −0.135 (0.725) | |
| Education level | −0.436 (0.241) | −0.446 (0.240) | −0.425 (0.260) | |
| Income level | −0.276 (0.151) | −0.271 (0.165) | −0.270 (0.165) | |
| Variance explained | ||||
| R2 | 0.173 | 0.205 | 0.205 | 0.219 |
| ΔR2 (vs Model 1) | 0.032 | 0.032 | 0.046 | |
| Variables in the model | Model 1 | Model 2 | Model 3 | Model 4 |
|---|---|---|---|---|
| Purchase behavior | ||||
| Purchase intention | 0.971 (<0.001) | 0.928 (<0.001) | 0.923 (<0.001) | 0.929 (<0.001) |
| Green consumption values | 0.033 (0.890) | 0.042 (0.861) | ||
| Purchase intention × Green consumption values | 0.386 (0.063) | |||
| Age | −0.016 (0.161) | −0.016 (0.162) | −0.016 (0.169) | |
| Gender | −0.040 (0.916) | −0.047 (0.903) | −0.135 (0.725) | |
| Education level | −0.436 (0.241) | −0.446 (0.240) | −0.425 (0.260) | |
| Income level | −0.276 (0.151) | −0.271 (0.165) | −0.270 (0.165) | |
| 0.173 | 0.205 | 0.205 | 0.219 | |
| Δ | 0.032 | 0.032 | 0.046 | |
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