By 2020, one in four Salvadorans lived abroad, with 88 percent residing in the United States. The remittances to GDP ratio was about 25 percent, highlighting the country's dependence on migration. This paper examines the effects of a major U.S. immigration enforcement program - Secure...

This study presents the first evidence, to our knowledge, of the effects of the surge in interior immigration apprehensions in 2025 in the United States on student academic performance using detailed student-level administrative records from Florida. We find evidence that immigration enforcement...

In Irregular Migrants in Belgium and the Netherlands, Masja van Meeteren studies the different ways in which irregular migrants live in Belgium and the Netherlands. The book offers an empirically grounded theoretical critique of the dominant research practice that focuses on 'survival...

We estimate the effect of the Mexican drug war on Mexico-to-U.S. migration and the resulting effects on population, employment, and wages in U.S. labor markets. Our empirical strategy compares U.S. counties differentially connected to Mexican municipalities through historical migration networks,...

INTRODUCTION 1 Irregular migration as a structural phenomenon PART I IRREGULAR MIGRATION AND EASTERN ENLARGEMENT 2 From irregular migrants to fellow Europeans: Changes in Romanian migratory flows 3 Illegality in everyday life: Polish workers in Dutch agriculture 4 The informal economy of paid...