We study how the shared responsibilities over immigration enforcement by local and federal levels in the US shape immigration enforcement outcomes, using detailed data on the Secure Communities program (2008-2014). Tracking the movement of arrested unlawfully present immigrants along the several...

We study how the shared responsibilities over immigration enforcement by local and federal levels in the US shape immigration enforcement outcomes, using detailed data on the Secure Communities program (2008-2014). Tracking the movement of arrested unlawfully present immigrants along the several...

Governments use coercion to aggregate distributed information relevant to governmental objectives-from the prosecution of regime-stability threats to terrorism or epidemics. A cohesive social structure facilitates this task, as reliable information will often come from friends and acquaintances....