Reflections on '16 and pregnant' and other applications

By a kahn-lang · 2018 · cited by 208 — kevin lang. working paper 24857 ... 2018 by ariella kahn-lang and kevin lang. all rights reserved. ... blundell and costa dias 2009 point out that the. 22 pages
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NBER WORKING PAPER SERIESTHE PROMISE AND PITFALLS OF DIFFERENCES-IN-DIFFERENCES:REFLECTIONS ON ‘16 AND PREGNANT’ AND OTHER APPLICATIONSAriella Kahn-LangKevin LangWorking Paper 24857http://www.nber.org/papers/w24857NATIONAL BUREAU OF ECONOMIC RESEARCH1050 Massachusetts AvenueCambridge, MA 02138July 2018We are grateful to the five authors of the original papers on 16 and Pregnant and to IvanFernandez-Val, Shulamit Kahn, Jonathan Roth, and Adrienne Sabety for helpful commentsand suggestions. The usual caveat applies with particular force in this case. The views expressedherein are those of the authors and do not necessarily reflect the views of the National Bureau ofEconomic Research.NBER working papers are circulated for discussion and comment purposes. They have not beenpeer-reviewed or been subject to the review by the NBER Board of Directors that accompaniesofficial NBER publications.© 2018 by Ariella Kahn-Lang and Kevin Lang. All rights reserved. Short sections of text, not toexceed ...