Immigration policy can have important net fiscal effects that vary by immigrants' skill level. But mainstream methods to estimate these effects are problematic. Methods based on cashflow accounting offer precision at the cost of bias; methods based on general equilibrium modeling address bias...

Very few labor-based pathways for regular migration are available for people in Northern Central America, often called the 'Northern Triangle' of Guatemala, Honduras, and El Salvador. This note briefly summarizes the state of labor-based migration channels in the region. It then argues that...

International migrants who seek protection also participate in the economy. Thus the policy of the United States to drastically reduce refugee and asylum-seeker arrivals from 2017 to 2020 might have substantial and ongoing economic consequences. This paper places conservative bounds on those...

Legal and illegal markets often coexist. In theory, marginal legalization can either substitute for the remaining parallel market, or complement it via scale effects. I study migrants crossing without prior authorization at the US southwest border, where large-scale unlawful crossing coexists...

Immigration officials in rich countries are being asked to become overseas development officials, charged with preventing skilled workers from leaving poor countries, where their skills are needed. Some advocates urge restrictions or taxes on the emigration of doctors and engineers from...