| GDP | Coef |
| POP | 1.259*** (2.49) |
| FCF D1, | 0.383*** (5.67) |
| Debt/GDP 1 (<54) | 0.0304*** (2.41) |
| Debt/GDP 2 (˃54) | −0.0224*** (−2.53) |
| Constant | 0.0291 (2.20) |
| Threshold | 54.50 |
| Confidence interval | [53.71, 54.74] |
| Sigma_u | 0.881 |
| Sigma_e | 3.694 |
| Rho | 0.0538 |
| Nb of countries | 7 |
| Nb of observations | 273 |