This paper studies the long and short-run relationship between oil exports, non oil GDP and investment in five major oil exporting countries. Its goal is to verify the effect of natural resources exports on the economic performance. It considers the effect of cross sectional correlations and...

The objective of this study is to evaluate the effect of public spending on economic growth in DR Congo. This is to highlight the non-linear effects of public expenditure on economic growth in the DRC. In view of the results of the econometric regression, there are non-linearities in the...