"In a recent paper, Ottaviano and Peri (2007a) report evidence that immigrant and native workers are not perfect substitutes within narrowly defined skill groups. The resulting complementarities have important policy implications because immigration may then raise the wage of many native-born...

"Although a sizable fraction of the Puerto Rican-born population moved to the United States, the island also received large inflows of persons born outside Puerto Rico. Hence Puerto Rico provides a unique setting for examining how labor inflows and outflows coexist, and measuring the...

This paper studies the relationship between immigration and offshoring by examining whether an influx of foreign workers reduces the need for firms to relocate jobs abroad. We exploit a Danish quasi-natural experiment in which immigrants were randomly allocated to municipalities using a refugee...

Starting in the 1980s, the composition of immigrants to the U.S. shifted towards less-skilled workers partly due to the influx of Latin American immigrants in the past few decades. Around this time, real wages and employment of younger and less-educated U.S. workers fell. Some believe that...