| Test statistics | Panel | Group |
| Variance ratio (V) | −3.197*** |
|
| P statistic (rho) | 4.658*** | 6.746*** |
| t-statistic (t) | 2.295** | −6.568*** |
| Adf statistic (aaf) | 1.973** | 1.266 |
| No. of panel units | 43 | |
| No. of observations | 1281 | |
| Avg. no. of observations per unit | 28 | |