@article{whatstrendingindifferenceindifferences,
  title = {What's Trending in Difference-in-Differences? A Synthesis of the Recent Econometrics Literature},
  author = {Jonathan Roth and Pedro H. C. Sant'Anna and Alyssa Bilinski and John Poe},
  year = {2022},
  eprint = {2201.01194},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2201.01194v3},
}