Understanding Organized Crime Networks: Evidence Based on Federal Bureau of Narcotics Secret Files on American Mafia Giovanni Mastrobuoni Eleonora Patacchini No. 152 September 2010 www.carloalberto.org/working_papers © 2010 by Giovanni Mastrobuoni and Eleonora Patacchini. Any opinions expressed here are those of the authors and not those of the Collegio Carlo Alberto. Understanding Organized Crime Networks: Evidence Based on Federal Bureau of Narcotics Secret Files on American Mafia ∗ Giovanni Mastrobuoni†and Eleonora Patacchini.‡ September 2010§ ∗We would like to thank Theo Diasakos, Jim Heckman, Matthew Jackson, Claudio Lucifora, Franco Peracchi, Rocco Sciarrone, Serena Uccello, Aleksey Tetenov and seminar participants at the Workshop on the “Economics of Crime and Organized Crime” in Palermo, the one on “Institutions, Individual Behavior and Economic Outcomes” in Alghero, and the one in Petralia for their useful comments. Martino Bernardi, Isabella David, Filippo Maggi, and Dominic Smith have provided excellent research assistance. This research was supported by a Collegio Carlo Alberto grant. Giovanni Mastrobuoni thanks the Italian Academy at Columbia University for their hospitality. †Corresponding author. Associate Research Scholar, Italian Acedemy, Columbia University, Collegio Carlo Alberto and CeRP, Via Real Collegio 30, Moncalieri, Italy,
[email protected]. ‡Department of Economic and Social Analysis, Universit`ala Sapienza, EIEF, IZA, and CEPR, P.le A. Moro 5 - 00185 Roma, Italy,
[email protected] § © 2010 by Giovanni Mastrobuoni and Eleonora Patacchini. Any opinions expressed here are those of the authors and not those of the Collegio Carlo Alberto. 1 Abstract 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.