This paper investigates the relationship between immigration and the size of the informal or underground economy. Using regional variation for the Spanish provinces we find that the massive immigration wave between 2000 and 2009 is highly correlated to the share of unregistered employment, a...

Do new migration opportunities for rural households change the nature and extent of informal risk sharing? We experimentally document that randomly offering poor rural households subsidies to migrate leads to a 40% improvement in risk sharing in their villages. We explain this finding using a...

"Informality" is a term used to describe the collection of firms, workers, and activities that operate outside the legal and regulatory systems. It is widespread in the majority of developing countries-in a typical developing economy, the informal sector produces about 35 percent of gross...

This paper uses census and household survey data on Cameroon, Ghana, and South Africa to examine immigration's impact in the context of a segmented labor market in Sub-Saharan Africa. We find that immigration affects (i) employment (ii) employment allocation between informal and formal sectors,...