Formal financial institutions can have far-reaching and long-lasting impacts on informal lending and information networks. We first study 75 villages in Karnataka, 43 of which were exposed to microfinance after we first collected detailed network data. Networks shrink more in exposed villages....

This paper uses household survey data form several developing countries to investigate whether the poor (defined as those living under $1 or $2 dollars a day at PPP) and the non poor have different mortality rates in old age. We construct a proxy measure of longevity, which is the probability...

Recent evaluations of traditional microfinance loans have found no significant impacts on borrower incomes or productive activities. We examine whether this can be remedied by (a) modifying loan features to facilitate financing of working capital needs of farmers, and (b) delegating selection of...