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