This paper explores the existence of network effects in migrants' remittance behavior. In this study, networks are defined as groups of immigrants from the same country that live in the same locality. Using the National Immigrant Survey, a unique database for Spain, immigrants are found to be...

Using unique data on criminal profiles of 800 US Mafia members active in the 50s and 60s and on their connections within the Cosa Nostra network we analyze how the geometry of criminal ties between mobsters depends on family ties, community roots and ties, legal and illegal activities. We...

Using declassified Federal Bureau of Narcotics records on 800 US Mafia mem- bers active in the 1950s and 1960s, and on their connections within the organized crime network, I estimate network effects on gangsters’ economic status. Lacking information on criminal proceeds, I measure economic...