Butts, Kyle (2021). did2s: Two-Stage Difference-in-Differences Following Gardner (2021). R package version 0.4.0.

@Manual{,
  title = {did2s: Two-Stage Difference-in-Differences Following Gardner (2021)},
  author = {Kyle Butts},
  year = {2021},
  url = {https://www.github.com/kylebutts/did2s/},
}
  • Kyle Butts. Author, maintainer.

  • John Gardner. Author.

  • Grant McDermott. Contributor.