Article

Estimating Policy and Program Effects with Observational Data: The “Differences-in-Differences” Estimator

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Abstract

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Keywords: Decision Making, Evaluation Methods, Program Effects, Statistical Methods

How to Cite: Buckley, J. & Shang, Y. (2002) “Estimating Policy and Program Effects with Observational Data: The “Differences-in-Differences” Estimator”, Practical Assessment, Research, and Evaluation. 8(1). doi: https://doi.org/10.7275/dwxt-zv80