The spatial concentration of firms has long been a central issue in economics under both the theoretical and the applied point of view mainly due to the important policy implications. A popular approach to its measurement, which does not suffer from the problem of the arbitrariness of the...

This article provides an empirical assessment of the growth experiences of European regions, during the period 1991-2004, by taking into account the spatial effects due to both institutions and geography. These effects have been modelled by means of specific controls and by using a...