Search Results for author: Ji Hyung Lee

Found 6 papers, 0 papers with code

Capital and Labor Income Pareto Exponents in the United States, 1916-2019

no code implementations9 Jun 2022 Ji Hyung Lee, Yuya Sasaki, Alexis Akira Toda, Yulong Wang

Accurately estimating income Pareto exponents is challenging due to limitations in data availability and the applicability of statistical methods.

Tuning Parameter-Free Nonparametric Density Estimation from Tabulated Summary Data

no code implementations12 Apr 2022 Ji Hyung Lee, Yuya Sasaki, Alexis Akira Toda, Yulong Wang

Administrative data are often easier to access as tabulated summaries than in the original format due to confidentiality concerns.

Density Estimation

Fixed-k Tail Regression: New Evidence on Tax and Wealth Inequality from Forbes 400

no code implementations20 May 2021 Ji Hyung Lee, Yuya Sasaki, Alexis Akira Toda, Yulong Wang

We develop a novel fixed-k tail regression method that accommodates the unique feature in the Forbes 400 data that observations are truncated from below at the 400th largest order statistic.

regression Time Series Analysis

Complete Subset Averaging for Quantile Regressions

no code implementations6 Mar 2020 Ji Hyung Lee, Youngki Shin

We propose a novel conditional quantile prediction method based on complete subset averaging (CSA) for quantile regressions.

On LASSO for Predictive Regression

no code implementations7 Oct 2018 Ji Hyung Lee, Zhentao Shi, Zhan Gao

This new finding motivates a novel post-selection adaptive LASSO, which we call the twin adaptive LASSO (TAlasso), to restore variable selection consistency.

regression Variable Selection

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