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...

It is customary in the empirical trade literature to analyze specialization patterns of countries using Revealed Comparative Advantage (RCA) measures. This paper explores the pros and cons of the most commonly used RCA index: the Balassa (1965) Index of RCA. After describing the properties of...