We develop a dynamic politico-economic theory of welfare state and immigration policies, featuring three groups of …

) the size of the human capital transfer resulting from antebellum immigration; and (3) the causes of the difficulty …

We show a causal impact of immigration on innovation and growth in US counties. To identify the causal impact of … immigration, we use 130 years of detailed data on migrations from foreign countries to US counties to isolate quasi … county in recent decades. We show immigration has a positive causal impact on innovation, measured as patenting of local …

Skilled immigration restrictions may have secondary consequences that have been largely overlooked in the immigration … comprehensive data on US multinational firm activity, I find that restrictions on H-1B immigration caused foreign affiliate …

The NEER Immigration, Trade, and Labor Markets Data Files were developed from public data sources to facilitate … industry-based and area-based research on the effects of international trade and immigration on labor markets in the United …

of emigration as well as immigration. We focus on Europe and compare the outcomes for large Western European countries … inequality because of emigration. Whereas, contrary to the popular belief, immigration had nearly equal but opposite effects … are misplaced; immigration has had a positive average wage effect on native workers. Some concerns should be focused on …

How many "American jobs" have U.S.-born workers lost due to immigration and offshoring? Or, alternatively, is it … possible that immigration and offshoring, by promoting cost-savings and enhanced efficiency in firms, have spurred the creation … immigration does not, but rather reduces the share of offshored jobs instead. Moreover, since both phenomena have a positive "cost …