The spatial agglomeration of economic activities play a crucial role on productivity but the composition of such an agglomeration is what really matters. There exists an ongoing debate between the predominance of the effects of agglomeration from specialization and diversity. This paper aims to...

The paper investigates whether the tertiarisation and the rapid urbanisation faced by developing countries favour agglomeration economies. Focusing on Ecuadorian cantons, a productivity equation is estimated using the GMM model with instruments controlling for endogeneity. The varying impact of...