| WAEMU | CAEMC | ||||||
| IPS | Breitung t−stat | IPS | Breitung t−stat | ||||
| Constante | Tendance | Constante | Tendance | Constante | Tendance | Constante | Tendance |
| 0.577 | −0.213 | 0.275 | −0.892 | −1.618 | −0.541 | −0.134 | −0.986 |
| 0.025 | 1.533 | 1.972 | 1.834 | −0.031 | 0.743 | 0.848 | 1.976 |
| −9.003* | −43.281* | −3.848* | 4.498 | −16.965* | −37.189* | −7.103* | 3.373 |
| −2.261* | −6.521* | −4.066* | 2.923 | −8.123* | 0.041 | −5.169* | 4.676 |
| −0.365 | −1.422 | −3.315* | 1.215 | −3.557* | 3.057 | −5.800* | 5.220 |
| −8.902* | −7.387* | −4.415* | −3.771* | −7.115* | −6.270* | −4.013* | −3.306* |
| −8.073* | −6.970* | −2.923* | −1.376 | −3.208* | −3.295* | −3.030* | 0.989 |
| −6.516* | −24.763* | −0.091 | 3.142 | −3.903* | 3.830 | 0.069 | 4.803 |
| 0.142 | −10.796* | 0.441 | 4.040 | 2.313 | −5.471* | 0.299 | 4.885 |
| 1.481 | −10.450* | 1.783 | 3.391 | 1.268 | −1.815* | −1.490 | 6.667 |