This Paper constitutes a first attempt to analyse the impact of the emergence of new funds on portfolio decisions of mutual fund managers who are evaluated on the basis of relative performance. Recent theoretical literature has pointed to the inefficiencies in portfolio selection caused by...

In this paper we test the implications of a model of network formation on data from rural Ethiopia. In contrast to the current literature, we demonstrate the critical role of both number of links and architecture in determining the impact of social networks on outcomes. Social capital matters,...