Research

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PUBLICATIONS

• "Dissecting the Phillips Curve: Evidence from Cross-Section Heterogeneity and Regime-Dependent Nonlinearity," with Wenxin Huang and Yiru Wang. Previously circulated under "Phillips Curve across Space and Time."

Journal of Econometrics, 2026, 257, 106306. [Online Supplement] [Replication Codes]

Presented at: Workshop on Big Data Econometric Theory and Application (Wuhan), Tsinghua PBCSF, EEA (Rotterdam), CES (Zhejiang), AMES (Zhejiang), IAAE (Xiamen), National Ph.D. Student Workshop on Quantitative Economics (Xiamen), Chinese Future Economist Forum (Beijing).

WORKING PAPERS

• "Bridging Factor and Sparse Models in Time-varying Environments," with Xia Wang, 2026. 

Revision Requested at Econometric Theory.

Presented at: ESWC (Seoul), Joint Conference on Statistics and Data Science in China (Zhejiang), Tsinghua PBCSF, Chinese Econometricians Forum (Shanghai).

This paper won the Best Paper Award at the 7th China Econometrics Forum.

• "Capturing Common and Idiosyncratic Information in High-dimensional Data with Structural Breaks," with Yongmiao Hong and Xia Wang, 2026. Previously circulated under "Factor-Augmented Regularized Models with Multiple Structural Breaks."

Presented at: YEAP (Beijing), International Conference on Econometrics and Statistics (Harbin).

WORK IN PROGRESS

• Still on the way...

OTHER PROJECTS

• "The Reproducibility and Robustness of Economics and Political Science by Method and Field," with Abel Brodeur et al., 2026.

Our contribution: "Robustness Report on 'Propagation and Insurance in Village Networks', by Kinnan, Samphantharak, Townsend and Vera-Cossio (2024)," with Cesar Cornejo, Muhammad Zia Mehmood, and an anonymous co-author, 2024.

• "CIRD-F: Spread and Influence of COVID-19 in China," with Kaiwei Wu, Hanzhi Liu, Yuanning Gao, Xiaofeng Gao. 

Journal of Shanghai Jiao Tong University (Science), 2020, 25(2): 147-156.