Variation inflation factor (VIF)
| Variable | VIF | 1/VIF |
|---|---|---|
| Distance | 2.09 | 0.4790 |
| Contingency | 2.1 | 0.4769 |
| Common language | 1.26 | 0.7951 |
| Common colony | 1.44 | 0.6966 |
| Transport cost exp | 2.05 | 0.4871 |
| Transport cost imp | 1.54 | 0.6481 |
| Tariff | 1.41 | 0.7078 |
| GDP import | 1.28 | 0.7836 |
| GDP export | 1.73 | 0.5789 |
| Real exchange rate | 1.14 | 0.8754 |
| Tracking and tracing | 1.68 | 0.5954 |
| Customs clearance | 2.11 | 0.4748 |
| Timely delivery | 2.65 | 0.3768 |
| Trade infrastructure | 1.74 | 0.5759 |
| Shipment arrangements | 1.37 | 0.7310 |
| Mean VIF | 1.67 |
| Variable | VIF | 1/VIF |
|---|---|---|
| Distance | 2.09 | 0.4790 |
| Contingency | 2.1 | 0.4769 |
| Common language | 1.26 | 0.7951 |
| Common colony | 1.44 | 0.6966 |
| Transport cost exp | 2.05 | 0.4871 |
| Transport cost imp | 1.54 | 0.6481 |
| Tariff | 1.41 | 0.7078 |
| GDP import | 1.28 | 0.7836 |
| GDP export | 1.73 | 0.5789 |
| Real exchange rate | 1.14 | 0.8754 |
| Tracking and tracing | 1.68 | 0.5954 |
| Customs clearance | 2.11 | 0.4748 |
| Timely delivery | 2.65 | 0.3768 |
| Trade infrastructure | 1.74 | 0.5759 |
| Shipment arrangements | 1.37 | 0.7310 |
Source(s): Own analysis
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