| Variables | ADF TEST | PHILLIPS - PERRON TEST |
| ||
| Levels | First Difference | Levels | First Difference | Order of Integration | |
| CPS | −1.89470 | −5.43148* | −1.68413 | −5.27189* | 1(1) |
| DEPOSIT | −2.07290 | −4.25923* | −1.74397 | −4.12376* | 1(1) |
| LENDRATE | 1.23284 | −4.86361* | 1.84019 | −5.52934* | 1(1) |
| GDP | −1.86995 | −4.06844* | −1.52553 | −5.40077* | 1(1) |
| MKTCAP | −1.86705 | −4.19956* | −1.92287 | −5.69989* | 1(1) |
| MONIMKT | −2.91013*** | −4.17181* | −1.81410 | −6.49116* | 1(1) |
| NONOILEXP | −2.68990 | −4.96928* | −3.86627*** | −9.37226* | 1(1) |