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In this memo we will test empirically whether there are issues with the event-study DiD even if the dynamic treatment effects are …
15 min read

In doing research for my dissertation I keep on running across models that control for somewhat arbitrary variables (or where at least …
18 min read

Introduction In this post I expand on the implications of recent econometric work on issues with difference-in-difference (DiD) designs …
29 min read

In recent years there has been a growing movement within certain factions of Congress, the judicial branch, and the legal academy to …
16 min read

Introduction In this methodological section I will explain the issues with difference-in-differences (DiD) designs when there are …
26 min read

In the aftermath of the recent financial crisis, none of the major financial institutions at the heart of the mortgage crisis, nor any …
Last updated on 8 min read