Variables |
| Variance Inflation Factor (VIF) |
Size of cultivated land (ha) | 0.55 | 2.22 |
Average land productivity (Qt/ha) | 0.84 | 6.24 |
Livestock owned (TLU) | 0.80 | 5.07 |
Non-farm income (ETB) | 0.50 | 2.04 |
Family labour force (man-days/ha) | 0.09 | 1.09 |
Education of the farmer (grade) | 0.04 | 1.04 |