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...

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...