OLS regression model results and tests – Model (1) eICD index
| Model specification: | |||
|---|---|---|---|
| Mean dep. variabile | 0.730769 | Std dev. dep. variable | 0.154701 |
| Sum of squared residuals | 2.076569 | Regression std error | 0.137397 |
| R2 | 0.252004 | Adjusted R2 | 0.211204 |
| F(6. 110) | 12.72519 | p-value(F) | 0.000000 |
| Mean dep. variabile | 0.730769 | Std dev. dep. variable | 0.154701 |
| Sum of squared residuals | 2.076569 | Regression std error | 0.137397 |
| 0.252004 | Adjusted | 0.211204 | |
| F(6. 110) | 12.72519 | 0.000000 | |
| Normality OLS model test: T Statistic: χ2(2) = 3.22913; p-value = 0.198977 (errors are normally distributed) |
| Jarque–Bera test: T statistic: 2.49972; p-value = 0.286545 (residuals are normally distributed) |
| Breusch–Pagan test: T statistic: LM = 6.06677; p-value = p(χ2(6) > 6.0677) = 0.415752 (not heteroskedasticity) |
| White test: T statistic: LM = 30.6008; p-value = p(χ2(26) > 30.6008) = 0.243471 (not heteroskedasticity) |
| Normality OLS model test: T Statistic: |
| Jarque–Bera test: T statistic: 2.49972; |
| Breusch–Pagan test: T statistic: LM = 6.06677; |
| White test: T statistic: LM = 30.6008; |
| Coefficient | Std error | T-statistic | p-value | Sig. | Tol. | VIF | |
|---|---|---|---|---|---|---|---|
| Const | 0.153607 | 0.0806834 | 1.904 | 0.0595 | * | ||
| Size | 0.0334925 | 0.00978638 | 3.422 | 0.0009 | *** | 0.525 | 1.906 |
| Profitability | 0.00253859 | 0.00138071 | 1.839 | 0.0687 | * | 0.887 | 1.127 |
| Leverage | 0.0928101 | 0.0677585 | 1.370 | 0.1736 | 0.854 | 1.170 | |
| Industry (high-tech) | 0.0305990 | 0.0305667 | 1.001 | 0.3190 | 0.948 | 1.054 | |
| Board size | −0.000337604 | 0.00655246 | −0.05152 | 0.9590 | 0.679 | 1.474 | |
| Board independence | 0.180185 | 0.0892139 | 2.020 | 0.0458 | ** | 0.747 | 1.339 |
| Sig. | Tol. | VIF | |||||
|---|---|---|---|---|---|---|---|
| Const | 0.153607 | 0.0806834 | 1.904 | 0.0595 | |||
| Size | 0.0334925 | 0.00978638 | 3.422 | 0.0009 | 0.525 | 1.906 | |
| Profitability | 0.00253859 | 0.00138071 | 1.839 | 0.0687 | 0.887 | 1.127 | |
| Leverage | 0.0928101 | 0.0677585 | 1.370 | 0.1736 | 0.854 | 1.170 | |
| Industry (high-tech) | 0.0305990 | 0.0305667 | 1.001 | 0.3190 | 0.948 | 1.054 | |
| Board size | −0.000337604 | 0.00655246 | −0.05152 | 0.9590 | 0.679 | 1.474 | |
| Board independence | 0.180185 | 0.0892139 | 2.020 | 0.0458 | 0.747 | 1.339 |
Notes:
The asterisks indicate statistical significance at the following levels: *10%; **5%; ***1%
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