DiD.md

Difference-in-Differences

• "DiD" in The Effect (2021) by Nick Huntington-Klein.
• "DiD" in Causal Inference: The Mixtape (2021) by Scott Cunningham.
• "Difference-in-Differences Event Study / Dynamic Difference-in-Differences" in LOST.
• "Difference-in-Differences with Multiple Time Periods" by Brantly Callaway and Pedro H.C. Sant’Anna in the Journal of Econometrics Volume 225, Issue 2, December 2021, Pages 200-230

Key Papers

• Gentzkow, Matthew, and Jesse M. Shapiro (2010) "What Drives Media Slant? Evidence from U.S. Daily Newspapers." Econometrica.