“…Results of such studies indicate that the decision to adopt or participate is often related to the participants' characteristics [15,19,21], social capital [16,20,22,24,25] production characteristics [16,18,20,21,24,25], and the characteristics of the project [20,26]. Consequently, in this project, the jatropha suppliers' decision to participate was analyzed by considering explanatory variables related to the suppliers' characteristics, social capital, production characteristics and perceptions on the characteristics of the project.…”