Research

Publications

  Inference in Nonparametric Series Estimation with Specification Searches for the Number of Series Terms 

            2021 | [pdf], [arXiv], [Journal], [DOI] | Supplementary [pdf] | Econometric Theory, 37(2), 311-345.

  A Doubly Corrected Robust Variance Estimator for Linear GMM 

       2022 | [pdf], [arXiv],  [Journal]| with Jungbin Hwang and Seojeong Lee | Journal of Econometrics, 229(2), 276-298.

  Higher Order Approximation of IV Estimators with Invalid Instruments

           2023+ | [pdf], [Journal] | Supplementary Appendix [pdf] | forthcoming, Econometric Theory


Working Papers & Work In Progress

  dcxtab: Doubly Corrected and Misspecication-Robust (DCMR) Variance Estimator for Linear GMM in Stata

   with Jungbin Hwang and Seojeong Lee, Aug 2019 | [Stata Code]

  Robust Inference for GMM with Possibly Nonsmooth Moments

     with Seojeong Lee, Sep 2022

  GMM with Many Weak Moment Conditions under Misspecification 

     with Seojeong Lee, March 2021

  Criterion-Based Model Averaging, 

    with Seojeong Lee, June 2018

  Smoothing Parameter Robust Inference for Semiparametric Estimators, 2017

  Note on the Asymptotic Size of Leamer's Extreme Bounds Analysis, Sep 2020


Ph.D. Dissertation

  Essays on Nonparametric Inference and Instrument Selection, University of Wisconsin-Madison, May 2016