no code implementations • 27 Nov 2023 • Yifan Cui, Sukjin Han
In this paper, we explore optimal treatment allocation policies that target distributional welfare.
1 code implementation • 14 Oct 2023 • Pan Zhao, Yifan Cui
In this article, we propose a general instrumented DiD approach for learning the optimal treatment policy.
no code implementations • 26 Jan 2023 • Erik Sverdrup, Yifan Cui
Efficiently and flexibly estimating treatment effect heterogeneity is an important task in a wide variety of settings ranging from medicine to marketing, and there are a considerable number of promising conditional average treatment effect estimators currently available.
no code implementations • 29 Nov 2021 • Chao-Han Huck Yang, Zhengling Qi, Yifan Cui, Pin-Yu Chen
Deep Reinforcement Learning (DRL) has demonstrated great potentials in solving sequential decision making problems in many applications.
no code implementations • 21 Oct 2021 • Yifan Cui
Secondly, building on this unified framework, we provide a novel minimax solution (i. e., a rule that minimizes the maximum regret for so-called opportunists) for individualized decision-making/policy assignment.
no code implementations • 7 Oct 2020 • Yifan Cui, Eric Tchetgen Tchetgen
Unmeasured confounding is a threat to causal inference and individualized decision making.
Statistics Theory Methodology Statistics Theory
2 code implementations • 27 Jan 2020 • Yifan Cui, Michael R. Kosorok, Erik Sverdrup, Stefan Wager, Ruoqing Zhu
Forest-based methods have recently gained in popularity for non-parametric treatment effect estimation.
no code implementations • 21 Nov 2019 • Yifan Cui, Eric Tchetgen Tchetgen
There is a fast-growing literature on estimating optimal treatment regimes based on randomized trials or observational studies under a key identifying condition of no unmeasured confounding.
no code implementations • 5 Nov 2019 • Yifan Cui, Eric Tchetgen Tchetgen
While model selection is a well-studied topic in parametric and nonparametric regression or density estimation, selection of possibly high-dimensional nuisance parameters in semiparametric problems is far less developed.