There is abundant evidence that immigrant networks are associated with larger exports from the country where they settle to their countries of origin. The direction of causality of this association is less clearly established. Also, we do not know to what extent these increased exports are due...

We investigate the effects of an immigration shock, which is still on course, in the productive structure of Spanish regions in a Heckscher-Ohlin framework. Immigration alters relative factor endowment composition across Spanish regions. The persistence of rigidities in the regional labour...