This paper solves one of the puzzles in the analysis of regional and industrial distributions of economic activity, the discrepancy between absolute and relative measures. It shows that the difference between an absolute and a relative Theil index of localization can be expressed in terms of...

This paper investigates the link between overall specialization and growth, analyzing the shape of the relationship between the median of the sectoral distribution of the Balassa Index, our summary measure of overall specialization, and the level of per capita income. The median of the Balassa...