We examine how the large, one-time legalization authorized by the Immigration Reform and Control Act (IRCA) has affected the scale and character of immigration to the U.S. since the late 1980s. Exploiting cross-country variation in the magnitude of the legalization shock, we find that each IRCA...

Mexican immigrants were historically clustered in a few cities, mainly in California and Texas. During the past 15 years, however, arrivals from Mexico established sizeable immigrant communities in many "new" cities. We explore the causes and consequences of the widening geographic diffusion of...

Research on the labor market impact of immigration typically relies on a single-good model of production with separable capital. This article discusses theory and evidence that suggest that this standard model is too simple to capture the labor market impact of immigration. A reasonable level of...