We estimate the impact of state-level \E-Verify" legislation that mandates employment eligibility verification for private-sector workers. We document declines in formal sector employment and employment turnover after mandate passage, with e ects concentrated among those likeliest to be...

Response rates to important surveys used in social science research have been falling precipitously over the last few decades, raising questions about the representativeness of the resulting data and the quality of evidence that comes from it. We examine how partisan preferences influence...