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econ.EM2024★ 1 cited
Predictive Quantile Regression with High-Dimensional Predictors: The Variable Screening Approach
Hongqi Chen, Ji Hyung Lee
This paper advances a variable screening approach to enhance conditional quantile forecasts using high-dimensional predictors. We have refined and augmented the quantile partial co…
stat.ME2024
LASSO Inference for High Dimensional Predictive Regressions
Zhan Gao, Ji Hyung Lee, Ziwei Mei +1
LASSO inflicts shrinkage bias on estimated coefficients, which undermines asymptotic normality and invalidates standard inferential procedures based on the t-statistic. Given cross…