Horseshoes, Hand Grenades, and Treatment Effects? Reassessing Bias in Nonexperimental Estimators

Kenneth Fortson, Philip Gleason, Emma Kopa and Natalya Verbitsky-Savitz

Mathematica Policy Research Reports from Mathematica Policy Research

Abstract: Nonexperimental methods, such as regression modeling or statistical matching, produce unbiased estimates if the underlying assumptions hold, but these assumptions are usually not testable.

Keywords: RCTs Randomized Controlled Trials; Nonexperimental Estimators; Education; Working Paper 16 (search for similar items in EconPapers)
Pages: 44
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