| Sans institution | Institution | Interaction | |||
| Statistics | p-value | Statistics | p-value | Statistics | p-value |
Modified Variance Ratio | −5.6517 | 0.0000 | −6.3050 | 0.0000 | −6.9379 | 0.0000 |
Modified Phillips-Perron t | 2.2962 | 0.0108 | 3.5451 | 0.0002 | 4.6294 | 0.0000 |
Phillips-Perron t | −1.8903 | 0.0294 | −1.3014 | 0.0966 | −0.6012 | 0.2739 |
Augmented Dickey-Fuller t | −3.4495 | 0.0003 | −3.6586 | 0.0001 | −2.8311 | 0.0023 |
Modified Phillips-Perron t | 4,0546 | 0.0000 | 5.0894 | 0.0000 | 6.1325 | 0.0000 |
Phillips-Perron t | −4.2087 | 0.0010 | −4.8886 | 0.0000 | −4.6931 | 0.0000 |
Augmented Dickey-Fuller t | 3.1002 | 0.0000 | −3.6063 | 0.0002 | −2.7520 | 0.0030 |