The voice and role of communities, particularly their capacity to organise and resist, has been understudied in the specialised literature on illicit crops and largely ignored in policy debates. Based on ongoing research in Colombia, this policy paper explores the capacity of communities to...

This paper models the dynamic process through which a large society may succeed in building up its "social capital" by establishing a stable and dense pattern of interaction among its members. In the model, agents interact according to a collection of infinitely repeated Prisoner's Dilemmas...