Composite-ESG regressions (Eq 1–Eq 3)
| Explanatory variable | Eq (1) Baseline FE Coef (std. err.) | Sig | Eq (2) Moderation FE Coef (std. err.) | Sig | Eq (3) System-GMM Coef (std. err.) | Sig |
|---|---|---|---|---|---|---|
| Board Size | −0.113 (0.081) | 0.164 | −0.182 (0.088) | 0.038* | −0.020 (0.026) | 0.447 |
| Board Independence | 0.091 (0.016) | <0.001*** | 0.070 (0.018) | <0.001*** | 0.002 (0.007) | 0.737 |
| Gender Diversity | 0.023 (0.029) | 0.439 | 0.069 (0.032) | 0.031** | 0.018 (0.008) | 0.019** |
| CEO Duality | −0.963 (0.497) | 0.053* | −0.579 (0.619) | 0.351 | −0.138 (0.159) | 0.386 |
| Board Transparency | 3.392 (0.387) | <0.001*** | 3.027 (0.409) | <0.001*** | 0.800 (0.183) | <0.001*** |
| Board Skills Disclosure | 4.195 (0.758) | <0.001*** | 4.267 (0.918) | <0.001*** | 0.027 (0.379) | 0.943 |
| State-Ownership Dummy | – | – | 3.901 (4.356) | 0.371 | −0.048 (1.076) | 0.964 |
| SOE × Board Interactions | – | – | Wald F(6) = 5.73 | <0.001*** | – | – |
| Size | 4.850 (0.633) | <0.001*** | 4.786 (0.915) | <0.001*** | 0.320 (0.101) | 0.001*** |
| Age | 1.410 (0.067) | <0.001*** | 1.356 (0.149) | <0.001*** | 0.002 (0.009) | 0.856 |
| Leverage | −0.001 (0.002) | 0.685 | 0.000 (0.003) | 0.853 | −0.002 (0.001) | 0.002*** |
| Within R2/Pseudo R2-1 | 0.478 | – | 0.445 | – | 0.964 | – |
| Model F /Wald χ2 | 80.94 | <0.001*** | 44.23 | <0.001*** | 7.64 × 105 | <0.001*** |
| Diagnostics | – | – | – | – | AR(2) p = 0.050; Hansen p = 0.007 | – |
| Observations (firms) | 10,653 (845) | – | 7,719 (837) | – | 7,659 (836) | – |
| Explanatory variable | Sig | Sig | Sig | |||
|---|---|---|---|---|---|---|
| −0.113 (0.081) | 0.164 | −0.182 (0.088) | 0.038* | −0.020 (0.026) | 0.447 | |
| 0.091 (0.016) | <0.001*** | 0.070 (0.018) | <0.001*** | 0.002 (0.007) | 0.737 | |
| 0.023 (0.029) | 0.439 | 0.069 (0.032) | 0.031** | 0.018 (0.008) | 0.019** | |
| −0.963 (0.497) | 0.053* | −0.579 (0.619) | 0.351 | −0.138 (0.159) | 0.386 | |
| 3.392 (0.387) | <0.001*** | 3.027 (0.409) | <0.001*** | 0.800 (0.183) | <0.001*** | |
| 4.195 (0.758) | <0.001*** | 4.267 (0.918) | <0.001*** | 0.027 (0.379) | 0.943 | |
| – | – | 3.901 (4.356) | 0.371 | −0.048 (1.076) | 0.964 | |
| – | – | Wald F(6) = 5.73 | <0.001*** | – | – | |
| 4.850 (0.633) | <0.001*** | 4.786 (0.915) | <0.001*** | 0.320 (0.101) | 0.001*** | |
| 1.410 (0.067) | <0.001*** | 1.356 (0.149) | <0.001*** | 0.002 (0.009) | 0.856 | |
| −0.001 (0.002) | 0.685 | 0.000 (0.003) | 0.853 | −0.002 (0.001) | 0.002*** | |
| 0.478 | – | 0.445 | – | 0.964 | – | |
| 80.94 | <0.001*** | 44.23 | <0.001*** | 7.64 × 105 | <0.001*** | |
| – | – | – | – | AR(2) | – | |
| 10,653 (845) | – | 7,719 (837) | – | 7,659 (836) | – |
Note(s): 1 Pseudo-R2 for system GMM from Anderson–Hsiao
Robust standard errors (clustered by firm) in parentheses for FE models; two-step Windmeijer-corrected errors for GMM. Year dummies and constants suppressed. Significance (“Sig.”) column gives exact p-value and stars (***p < 0.01; **p < 0.05; *p < 0.10)
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