We consider the welfare effects of the emigration of workers who produce a public good (knowledge). We distinguish … between the knowledge diversion and knowledge creation effects of such emigration, and show that the remaining residents of a … country can gain from emigration, even when tastes for knowledge goods exhibit a kind of 'home bias'. In contrast to existing …

innovators depends in turn on their access to technological knowledge. The emigration of highly skilled individuals weakens local … estimate the key co-location and diaspora parameters; the net effect of innovator emigration is to harm domestic knowledge …'s most important inventions as measured by citations received. Thus, our findings imply that the optimal emigration level may …

areas, however, may be deprived of talent through emigration, which may harm dynamism and delay political, and economic …, change. A significant episode of emigration took place between 2010 and 2014 from Italy following the deep economic recession …, city mayors and local vote, we analyze whether emigration reduced political change. The sudden emigration wave interacted …

. We exploit exogenous variation in emigration from Italian local labor markets to show that between 2008 and 2015 larger … emigration flows reduced firm creation. The decline affected firms owned by young people and innovative industries. We estimate …

to higher education (brain gain). If emigration is uncertain and some of the highly educated remain, such a channel may …