Congratulations to Ms. Jooyoung Cha for receiving the Best Paper Award in the 2024 International Association for Applied Econometrics (IAAE) Annual Conference in Xiamen.

Students I have collaborated with on research projects

Ms. Jiatong Li

(Vanderbilt, Ph.D. Expected)

Jiatong and I collaborated for her unofficial second-year paper at Vanderbilt University, jointly with Harold D. Chiang (University of Wisconsin - Madison). The paper is entitled "Algorithmic Subsampling under Multiway Clustering" It is forthcoming in Econometric Theory - link to the paper.

(Vanderbilt, Ph.D. Expected)

Jooyoung and I collaborated for her unofficial second-year paper at Vanderbilt University, jointly with Harold D. Chiang (University of Wisconsin - Madison). The paper is entitled "Inference in High-Dimensional Regression Models without the Exact or Lp Sparsity" It is forthcoming in Review of Economics and Statistics - link to the paper.

(Vanderbilt, Ph.D. 2024) Initial Placement: Assistant Professor of Economics at University of Rochester.

Yukun and I collaborated for her unofficial second-year paper at Vanderbilt University, jointly with Harold D. Chiang (University of Wisconsin - Madison) and Kengo Kato (Cornell University). The paper is entitled "Multiway Cluster Robust Double/Debiased Machine Learning." It was published in Journal of Business & Economic Statistics in 2022 - link to the paper. Other collaborated projects with Yukun include "Dyadic Double/Debiased Machine Learning for Analyzing Determinants of Free Trade Agreements" - link to the paper; and "Doubly Robust Estimators with Weak Overlap" - link to the paper.

(Vanderbilt, Ph.D. 2020) Initial Placement: Assistant Professor of Economics at University of Wisconsin-Madison.

Harold and I collaborated on his second-year paper at Johns Hopkins University. The paper is entitled "Causal Inference by Quantile Regression Kink Designs." It was published in Journal of Econometrics in 2019 - link to the paper. Other collaborated projects with Harold include "Robust Uniform Inference for Quantile Treatment Effects in Regression Discontinuity Designs," Journal of Econometrics (2019) - link to the paper; "Quantile Treatment Effects in Regression Kink Designs," Econometric Theory (2020) - link to the paper; "Multiway Cluster Robust Double/Debiased Machine Learning," Journal of Business & Economic Statistics (2022) - link to the paper; "Post-Selection Inference in Three-Dimensional Panel Data," Econometric Theory (2023) - link to the paper; "Inference for High-Dimensional Exchangeable Arrays," Journal of the American Statistical Association (forthcoming) - link to the paper; "Algorithmic Subsampling under Multiway Clustering," Econometric Theory (forthcoming) - link to the paper; "Inference in High-Dimensional Regression Models without the Exact or Lp Sparsity" Review of Economics and Statistics (accepted) - link to the paper; "Dyadic Double/Debiased Machine Learning for Analyzing Determinants of Free Trade Agreements" - link to the paper; and "On Using The Two-Way Cluster-Robust Standard Errors" - link to the paper.

(Johns Hopkins, Ph.D. 2020 - Main Advisor: Richard Spady) Initial Placement: Assistant Professor of Economics at University of Hiroshima. Current Position: Associate Professor of Economics at Yokohama National University.

Ryutah and I collaborated for his unofficial first-year paper at Johns Hopkins University. The paper is entitled "On Using Linear Quantile Regressions for Causal Inference." It was published in Econometric Theory in 2017 - link to the paper.

(Johns Hopkins, Ph.D. 2018 - Main Advisor: Yingyao Hu) Initial Placement: Assistant Professor of Economics at California Institute of Technology.

Yi and I collaborated on her second-year paper at Johns Hopkins University. The paper is entitled "Unequal Spacing in Dynamic Panel Data: Identification and Estimation." It was published in Journal of Econometrics in 2017 - link to the paper. Other collaborated projects with Yi include "Dynamic Discrete Choice Models with Incomplete Data: Sharp Identification," Journal of Econometrics (2023) - link to the paper.