| Variable | @Level | @First Difference | Order of Integration | ||
|
| t-statistic | P-value | t-statistic | P-value |
|
| LGDP | −3.281005 | 0.0246 | - | - | I(0) |
| LFDI | −2.642153 | 0.0957 | −9.856287 | 0.0000 | I(1) |
| LDI | −1.753739 | 0.3949 | −9.151749 | 0.0000 | I(1) |
| RINTR | −3.379988 | 0.0196 | - | - | I(0) |
| LEXTR | −2.621088 | 0.0996 | −5.643297 | 0.0001 | I(1) |