Conventional unit root
| Test | Dickey-Fuller | Phillips-Perron | |||
|---|---|---|---|---|---|
| Variables | Test stat | 5% critical value | Test stat | 5% critical value | |
| Z(t) | −6.484 | −2.920 | −6.408 | −2.920 | |
| Z(t) | −6.266 | −2.920 | −6.091 | −2.920 | |
| Z(t) | 9.425 | −2.920 | 7.629 | −2.920 | |
| Z(t) | −7.063 | −2.920 | −7.051 | −2.920 | |
| Z(t) | −10.744 | −2.921 | −11.387 | −2.921 | |
| Z(t) | −3.605 | −2.874 | −3.542 | −2.874 | |
| Z(t) | −5.328 | −2.920 | −5.448 | −2.920 | |
| Test | Dickey-Fuller | Phillips-Perron | |||
|---|---|---|---|---|---|
| Variables | Test stat | 5% critical value | Test stat | 5% critical value | |
| Z(t) | −6.484 | −2.920 | −6.408 | −2.920 | |
| Z(t) | −6.266 | −2.920 | −6.091 | −2.920 | |
| Z(t) | 9.425 | −2.920 | 7.629 | −2.920 | |
| Z(t) | −7.063 | −2.920 | −7.051 | −2.920 | |
| Z(t) | −10.744 | −2.921 | −11.387 | −2.921 | |
| Z(t) | −3.605 | −2.874 | −3.542 | −2.874 | |
| Z(t) | −5.328 | −2.920 | −5.448 | −2.920 | |
Source(s): Table computed by the author
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