Synthetic Difference In Differences (joint with Susan Athey, David Hirshberg, Guido Imbens, and Stefan Wager) (arxiv link); American Economic Review, Volume 111, No. 12, December 2021, pages 4088-4118
Doubly robust identification for causal panel data models (joint with Guido Imbens) (arxiv link); Econometrics Journal, Volume 25, Issue 3, September 2022, pages 649–674
Fixed Effects and the Generalized Mundlak Estimator (joint with Guido Imbens) (arxiv link); The Review of Economic Studies, Volume 91, Issue 5, October 2024, pages 2545–2571
Causal Models for Longitudinal and Panel Data (joint with Guido Imbens) (arxiv link); The Econometrics Journal, Volume 27, Issue 3, September 2024, Pages C1–C61
Design-Robust Two-Way-Fixed-Effects Regression For Panel Data (joint with Guido Imbens, Lihua Lei, and Xiaoman Luo) (arxiv link); Quantitative Economics, vol. 15, no 4, Econometric Society, 2024, pp. 999-1034,
Large-Sample Properties of the Synthetic Control Method under Selection on Unobservables (joint with David Hirshberg) (arxiv link) (reject and resubmit at American Economic Review)
On Policy Evaluation with Aggregate Time-Series Shocks (joint with Vasily Korovkin) (arxiv link) (revision requested at Quantitative Economics)
On Causal Inference with Model-Based Outcomes (joint with Kazuharu Yanagimoto and Tom Zohar) (arxiv link)
Sequential Synthetic Difference in Differences (joint with Alexey Samkov) (arxiv link) (submitted)
Dealing with a Technological Bias: The Difference-in-Difference Approach (download)
Robust Estimation of Large Scale Dynamic Games (joint with Evgeni Drynkin and Lanier Benkard)