This paper compares two alternative growth paths, assessing the effects on productivity of specialisation in natural resources (NR) and in technologically advanced products. The empirical analysis exploits product-level export data for 109 developing and 51 developed economies over the period...

This paper models export diversification in the context of an abundance of natural resources by decomposing the relative Theil index. On a sample of 160 countries from 1996 to 2018 we document that 74% of the high export concentration typical of the initial stage of development is driven by the...