Research papers
Accepted and Published Papers
Correcting Attrition Bias using Changes-in-Changes, with Dalia Ghanem, Sarojini Hirshleifer, and Karen Ortiz-Becerra. Journal of Econometrics (2024), Volume 241, Issue 2, April 2024,105737. Published version
Discordant Relaxations of Misspecified Models, with Lixiong Li and Ismael Mourifié. cemmap working paper CWP19/21. Quantitative Economics (2024), Volume 15, Issue 2, p. 331-379. Published version
Testing Identifying Assumptions in Bivariate Probit Models, with Santiago Acerenza and Otavio Bartalotti. Journal of Applied Econometrics (2023), 38:407-422. Published version Replication files
Identifying Marginal Treatment Effects in the Presence of Sample Selection, with Otavio Bartalotti and Vitor Possebom. Economics Working Papers: Department of Economics, Iowa State University. 19016. Journal of Econometrics (2023), Volume 234, Issue 2, Pages 565-584. Published version
Nonparametric Bounds on Treatment Effects with Imperfect Instruments, with Kyunghoon Ban. Economics Working Papers: Department of Economics, Iowa State University. 20019. The Econometrics Journal (2022), Volume 25, Issue 2, pp. 477-493. Published version
Identifying Treatment Effects in the Presence of Confounded Types. Economics Working Papers: Department of Economics, Iowa State University. 18014. Journal of Econometrics (2023), Volume 234, Issue 2, Pages 479-511. Published version
Does Class Size Matter? How, and at What Cost?, with Kala Krishna, Rigissa Megalokonomou and Yingyan Zhao. NBER Working Paper No. 25736. RESEARCH BRIEFS IN ECONOMIC POLICY NO. 175. European Economic Review 133 (2021) 103664. Published version
Generalized Instrumental Inequalities: Testing the IV Independence Assumption, with Ismael Mourifié. Biometrika (2020), 107(3) 661-675. Stata code: KM-GII. Published version
Tightening Bounds in Triangular Systems, with Ismael Mourifié. Economics Letters (2014), 125(3) 455-458. Published version
Working papers
Evaluating the Impact of Regulatory Policies on Social Welfare in Difference-in-Difference Settings (2023), with Dalia Ghanem and Ismael Mourifié, Revise and Resubmit Review of Economic Studies.
Robust Difference-in-Differences Models (2022), with Kyunghoon Ban.
Misclassification in Difference-in-Differences Models (2022), with Augustine Denteh.
Marginal Treatment Effects with a Misclassified Treatment (2021), with Santiago Acerenza and Kyunghoon Ban.
Work in progress
Testing Identifying Assumptions in Structural Models, with Leonard Goff and Huan Wu.
Anticipation Effects in Difference-in-Differences Models, with Zhengrun Chen and Augustine Denteh.
Robust Identification in Randomized Experiments with Noncompliance, with Yi Cui and Huan Wu.
Identifying One-way Spillover Effects in Randomized Experiments, with Huan Wu.
Treatment Effects with a Misreported Outcome, with Huan Wu.
Causal Mediation in Difference-in-Difference Settings, with Kyunghoon Ban and Zhengrun Chen.