Regression tree for Model 4
| Determinants | Estimation without subgroups | Low institutional quality group | Medium institutional quality group | High institutional quality group |
|---|---|---|---|---|
| Constant | −0.344 (0.360) | 0.366 (0.493) | −0.891 (0.299) | −1.785* (0.069) |
| Ln(Invi) | 0.751*** (0.000) | 0.619*** (0.000) | 0.968*** (0.000) | 0.471** (0.017) |
| Ln(Yi0) | −0.155*** (0.000) | −0.177*** (0.000) | −0.166** (0.016) | −0.295*** (0.000) |
| Ln(ni +δ + ζ) | −0.583*** (0.000) | −0.896*** (0.000) | −0.783*** (0.000) | −0.016 (0.906) |
| CCi | 0.044 (0.137) | 0.084 (0.493) | −0.168 (0.407) | 0.009** (0.049) |
| R2 | 0.603 | 0.680 | 0.722 | 0.551 |
| N | 103 | 35 | 30 | 38 |
| Determinants | Estimation without | Low institutional | Medium institutional | High institutional |
|---|---|---|---|---|
| −0.344 (0.360) | 0.366 (0.493) | −0.891 (0.299) | −1.785* (0.069) | |
| 0.751*** (0.000) | 0.619*** (0.000) | 0.968*** (0.000) | 0.471** (0.017) | |
| −0.155*** (0.000) | −0.177*** (0.000) | −0.166** (0.016) | −0.295*** (0.000) | |
| −0.583*** (0.000) | −0.896*** (0.000) | −0.783*** (0.000) | −0.016 (0.906) | |
| 0.044 (0.137) | 0.084 (0.493) | −0.168 (0.407) | 0.009** (0.049) | |
| 0.603 | 0.680 | 0.722 | 0.551 | |
| N | 103 | 35 | 30 | 38 |
Notes:
Corruption level indicator a priori excluded as a split variable; *** significance at 1%, ** at 5% and * at 10%
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