Variation inflation factor
| Variable | VIF | 1/VIF |
|---|---|---|
| Internet Usage | 4.13 | 0.242288 |
| GDP exp | 3.84 | 0.260474 |
| Tariff | 3.27 | 0.305817 |
| Transport cost exp | 2.13 | 0.470159 |
| Contig | 2.09 | 0.479101 |
| Distance | 2.07 | 0.483634 |
| Patent | 1.82 | 0.549396 |
| Transport cost imp | 1.75 | 0.5707 |
| Innovation for export | 1.59 | 0.629035 |
| GDP imp | 1.56 | 0.639584 |
| Common colony | 1.46 | 0.685949 |
| Innovation for import | 1.43 | 0.699025 |
| Common language | 1.27 | 0.787514 |
| Mean VIF | 2.18 |
| Variable | VIF | 1/VIF |
|---|---|---|
| Internet Usage | 4.13 | 0.242288 |
| GDP exp | 3.84 | 0.260474 |
| Tariff | 3.27 | 0.305817 |
| Transport cost exp | 2.13 | 0.470159 |
| Contig | 2.09 | 0.479101 |
| Distance | 2.07 | 0.483634 |
| Patent | 1.82 | 0.549396 |
| Transport cost imp | 1.75 | 0.5707 |
| Innovation for export | 1.59 | 0.629035 |
| GDP imp | 1.56 | 0.639584 |
| Common colony | 1.46 | 0.685949 |
| Innovation for import | 1.43 | 0.699025 |
| Common language | 1.27 | 0.787514 |
| 2.18 |
Source(s): Own analysis