Migration and the value of social networks
What is the value of a social network? Prior work suggests two distinct mechanisms that have historically been difficult to differentiate: as... Read More →
Spectral Models of Security
The rapid proliferation of mobile phones and other digital devices can created an unparalleled opportunity to observe and understand the rapidly changing... Read More →
How Do Labor Markets Equilibrate? Estimating the Effect of Local Labor Demand Shocks on Internal Migration and Local Wages
A central question in the study of migration concerns the role that migrants play in bringing an economy towards a more efficient use of its resources...
Risk Sharing and Mobile Phones: Evidence in the Aftermath of Natural Disasters
We provide empirical evidence that an early form of “mobile money” is used to share risk. Our analysis is based on the... Read More →
A Society of “Silent Separation”: Migration and Ethnic Segregation in Estonia
Ethnic segregation is a striking feature of many contemporary societies. Yet, due in part to constraints of existing data, empirical efforts to... Read More →
Statistical evaluation of a crowd-sourced market information system in Liberia
Many critical policy decisions depend upon reliable and up-to-date information on market prices. Such data are used to construct consumer price indices,... Read More →