research
          
      
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      09/18/2021
    Estimations of the Conditional Tail Average Treatment Effect
We study estimation of the conditional tail average treatment effect (CT...
          
            research
          
      
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      06/19/2020
    Sparse Quantile Regression
We consider both ℓ _0-penalized and ℓ _0-constrained quantile regression...
          
            research
          
      
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      11/23/2018