Immigration is one of the most emotional topics in the political arena, which is an issue that has not gone unnoticed by economists. Recent studies usually examine sub-national areas to take advantage of the widely varying local concentrations of immigrants. Yet, there is no consensus on the...

Putnam (1995)'s seminal work was one of the first to describe the decline of social capital in the US after the 1960s, a period that saw a large increase in the flow of immigrants into the US. Using the Volunteer Supplement of the September Sample of the Current Population Survey (CPS) between...