This paper examines the formation of risk sharing networks in the rural Philippines. We find that geographic proximity–possibly correlated with kinship–is a major determinant of mutual insurance links among villagers. Age and wealth differences also play an important role. In contrast,...

Interpersonal relationships have long been suspected of shaping agrarian institutions, probably because weak formal institutions must be supplemented by interpersonal trust. This is particularly true for informal risk sharing, a fundamental risk coping mechanism for the rural poor (e.g. Mark R....

This paper examines the endogenous formation of risk sharing networks in the rural Philippines. We show that geographic proximity is a major determinant of interpersonal relationships. We find little evidence that people form relationships to pool income risk. The existence of a pre-existing...