takles the extremely important task of identifying and estimating a "production function" of innovation for European regions … European regions' innovative activity is better represented by a model as Jones (1995) than by one as Romer (1990). Knowledge … spillovers could be due to the similar technological specialization of close regions, as we find significant spillovers also in …

dataset is made of inter-regional tourism flows among Italian regions over the 2000-12 period; across this period, 2008 to …