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Updated: May 20, 2026

A Simple Migration/Invasion Workflow Using an Automated Live-cell Imager

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Wages, Welfare Benefits and Migration.

John Kennan¹, James R Walker

¹University of Wisconsin-Madison and NBER.

Journal of Econometrics

|July 31, 2012

Summary

Economic disparities drive migration, but this study found that while income differences influence young women's relocation choices, significant welfare benefit variations surprisingly offer weak migration incentives.

Area of Science:

Economics
Sociology
Demography

Background:

Economic opportunities and welfare benefits significantly influence migration patterns within and between countries.
Understanding the complex factors driving migration decisions is crucial for policy-making.

Purpose of the Study:

To analyze the impact of state-level welfare benefit differences on migration decisions of young women.
To apply a dynamic job search model accounting for reversed migration and multiple location considerations.

Main Methods:

Utilized a sparsely parameterized model based on Kennan and Walker (2008).
Estimated the model using data from the National Longitudinal Survey of Youth (1979).
Modeled individual migration decisions as a sequential job search problem over the life-cycle.

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Main Results:

Income disparities were found to be a significant factor in the migration decisions of young, welfare-eligible women.
Despite substantial differences in welfare benefit levels across states, these variations exerted surprisingly weak migration incentives.

Conclusions:

While economic factors like income play a role, welfare benefit levels alone are not a strong predictor of migration for this demographic.
The findings suggest a nuanced understanding of migration drivers is necessary, beyond simple benefit-level comparisons.