We show that the use of pooled and panel data in estimating convergence across countries (or other territorial areas) may involve some pitfalls since this type of data cannot properly distinguish between actual convergence and the possibility of decreasing growth rates over time within each...

This paper investigates the relationships between export price and income elasticities, average unit values (AUVs) and market shares for the top world food exporters in the time period 1992-2011 using a panel data framework. Emerging countries and Spain show a high price elasticity unlike other...