@article{boundingtreatmenteffectsbypoolinglimited,
  title = {Bounding Treatment Effects by Pooling Limited Information across Observations},
  author = {Sokbae Lee and Martin Weidner},
  year = {2021},
  eprint = {2111.05243},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2111.05243v5},
}