“Viv Ansanm” and the Economics of Crime: Gangs Using the Shapley Value

Analysis of a Criminal Coalition through Cooperative Game Theory

Born in late February–early March 2024 from the junction between G9 and G-Pèp, the “Viv ansanm” alliance ended a war of attrition among gangs in order to maximize criminal super-profits and coordinate large-scale offensives against state infrastructures. The coalition architecture that gave it strength now generates its weaknesses: disputes over distribution, internal “tolls” on corridors, idiosyncratic deviations,