Tag

Joshua Blumenstock

 

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...
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Measuring Migration with Large-Scale Behavioral Data

Understanding the causes and effects of internal migration is critical to the effective design and implementation of policies that promote human development....
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Violence and Financial Decisions: Evidence from Mobile Money in Afghanistan

We examine the relationship between violence and financial decisions in Afghanistan. Using three separate data sources, we find that individuals experiencing violence...
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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...
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Probabilistic Inference of Unknown Locations: Exploiting Collective Behavior when Individual Data is Scarce

New sources of large-scale geospatial data can inform policy decisions ranging from disease monitoring and city planning to disaster management and humanitarian...
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Promises and Pitfalls of Mobile Money in Afghanistan: Evidence from a Randomized Control Trial

Promises and Pitfalls of Mobile Money in Afghanistan: Evidence from a Randomized Control Trial We present the results of a field experiment...
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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,...
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Spectral Models of Security

The rapid proliferation of mobile phones and other digital devices provides immense opportunities to observe and understand the rapidly changing structure of...
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Mobile-izing Savings with Automatic Contributions

Experimental Evidence on Dynamic Inconsistency and the Default Effect in Afghanistan Through a field experiment in Afghanistan, we show that default enrollment...
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