Table 3 Variance inflation factor

Variables	VIF	1/VIF
ln tel	1.607	.622
ln education	1.599	.625
ln naturalresources	1.414	.707
L.ln ODA	1.395	.717
ln tradeopen	1.223	.818
L.ln gdp per capita	1.028	.973
Mean VIF	1.378

Note: VIF, Variance Inflation Factor; ODA, Official Development Assistance.