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🚨 We have finalized our DID textbook!
You’ve run out of excuses for sketchy pre-trends and mysterious TWFE coefficients.
📘 Credible Answers to Hard Questions: Differences-in-Differences for Natural Experiments
By Chaisemartin & D’Haultfœuille.
papers.ssrn.com/sol3/papers....
papers.ssrn.com
Credible Answers to Hard Questions: Differences-in-Differences for Natural Experiments
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The purpose of this book is to introduce applied researchers to
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modern Differences-in-Differences (DID) estimators, tailored to potentially