account for the unobservable nature of the crime as well as for visible aspects that both shape the extent of it.By including …

This paper studies the impact of U.S. immigration barriers on global knowledge production. We present four key findings … developing countries. Fourth, certain 'push' incentives that reduce immigration barriers – by addressing financing constraints …

data and exploit exogenous variation in both immigration flows and diversity induced by former settlements, WWI and the … 1920s Immigration Acts. We find that co-ethnic networks play an important role in attracting immigrant inventors. However … become major receivers of migrant flows and, in a long-term perspective, have started thinking about immigration in terms of …

sensitive to the immigration policies set by other destination countries, an externality that we are able to quantify. …

immigration from a theoretical and empirical point of view. Our analysis supports the role played by economic channels (labour … and the very low fractions of voters favouring immigration are consistent with the median voter framework. At the same … time, given the extent of individual-level opposition to immigration that appears in the data, it is somewhat puzzling, in …

distribution of immigration elasticities of imports and exports across 48 studies that yielded 300 observations. The results show … that immigration complements rather than substitutes for trade flows between host and origin countries. Correcting for … fully explained by study characteristics; trade restrictions and immigration policies matter for the impact of immigration …