Motivated by growth models based on the variety of capital goods, recent empirical studies have established links between productivity and several trade-based measures of product variety, carrying the implication that these measures may represent technology. We study this implication by...

The Balassa-Samuelson hypothesis - i.e. that real exchange rates between each pair of countries increase with the tradables sector productivities ratio between these countries, and decrease with their non-tradables sector productivities ratio - has been one of the most prominent frameworks in...

This special issue includes eight papers on a range of topics related to the study of the variety and quality of trade in development and transition based on micro and disaggregated macro data. The authors discuss country and country-group specific trade patterns on firm and/or product level,...