@article{whenisparalleltrendssensitiveto,
  title = {When Is Parallel Trends Sensitive to Functional Form?},
  author = {Jonathan Roth and Pedro H. C. Sant'Anna},
  year = {2020},
  eprint = {2010.04814},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2010.04814v5},
}