| Variable | Stock Prices | Oil Prices | ||
| Level | 1st Difference | |||
| Level | 1st difference | Level | 1st difference | |
| Stock Prices (−1) | 0.97 | 353.47*** |
|
|
| Oil Prices (−1) |
|
| 85.66*** | 6.97*** |
| Constant | 2.44** | 1.92* | 3.77*** | −0.54 |
| Break Dummy | −1.02 | 2.06** | 3.33*** | 0.40 |
| Intercept Break | −5.88*** | −0.96 | −1.90* | 5.48*** |
| R-squared | 0.90 | 0.08 | 0.98 | 0.16 |
| Durbin-Watson stat. | 1.88 | 2.03 | 1.96 | 2.00 |
| ADF test stat. | −2.35 | −20.49*** | −3.82 | −15.42*** |