@article{characteristicsortedportfoliosestimation,
  title = {Characteristic-Sorted Portfolios: Estimation and Inference},
  author = {Matias D. Cattaneo and Richard K. Crump and Max H. Farrell and Ernst Schaumburg},
  year = {2018},
  eprint = {1809.03584},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/1809.03584v3},
}