@inproceedings{confoundingrobustpolicyimprovement,
  title = {Confounding-Robust Policy Improvement},
  author = {Nathan Kallus and Angela Zhou},
  year = {2018},
  booktitle = {NeurIPS 2018 12},
  eprint = {1805.08593},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/1805.08593v3},
}