We develop and estimate a theory-consistent gravity model for interregional migration flows in the presence of … equation for bilateral mobility that embodies a co-determined local unemployment term. As a theory of migration, our model …

criminal from each network that reduces total crime by the largest amount.Using longitudinal data, we are able to compare the … criminals or targeting criminals who have the highest betweenness or eigenvector centrality in the network. This indicates that …

migrants form social links among them and the extent to which this network provides them with material support along three …

In this paper, we examine possible types of network formation among immigrants in the diaspora and between those … network structure on the country of origin, such as on international trade. We find that when the size of the diaspora is …

This paper reports results from a laboratory experiment on network formation among heterogeneous agents. The … experimental design extends the Bala-Goyal (2000) model of network formation with decay and two-way flow of benefits by allowing … private information. In all treatments, the (efficient) equilibrium network has a "star" structure. With homogeneous agents …

A large literature has studied how peers affect behavior by exploiting the preexisting social network structure only … unique panel dataset that contains detailed information on the network of informal financial transactions before and after a … structure of the network of informal financial transactions among households. Second, we estimate a panel model of peer effects …

We study entrepreneurs' start-up financing from banks and local financiers. An informal network, whose membership … cannot be observed by outsiders, conveys the good signals it gets about the hidden types of network entrepreneurs to local … network even among its members. Because all projects have positive net value, it is efficient to finance them even in the …