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cfcompare is an unofficial implementation. Please cite the TROP paper:

Athey S, Imbens G, Qu Z, Viviano D (2026). “Triply Robust Panel Estimators.” Journal of Applied Econometrics, 1–16. doi:10.1002/jae.70061. Working-paper version: arXiv:2508.21536.

Iwasaki T (2026). cfcompare: Compare DID, SDID, Matrix Completion and the Triply Robust Panel Estimator. Unofficial R package version 0.2.1; not affiliated with the TROP authors, https://takuma1102.github.io/.

Corresponding BibTeX entries: 

  @Article{,
    title = {Triply Robust Panel Estimators},
    author = {Susan Athey and Guido W. Imbens and Zhaonan Qu and Davide
      Viviano},
    journal = {Journal of Applied Econometrics},
    year = {2026},
    pages = {1--16},
    doi = {10.1002/jae.70061},
    note = {Working-paper version: arXiv:2508.21536},
  }

  @Manual{,
    title = {cfcompare: Compare DID, SDID, Matrix Completion and the
      Triply Robust Panel Estimator},
    author = {Takuma Iwasaki},
    year = {2026},
    note = {Unofficial R package version 0.2.1; not affiliated with the
      TROP authors},
    url = {https://takuma1102.github.io/},
  }

These binaries (installable software) and packages are in development.
They may not be fully stable and should be used with caution. We make no claims about them.
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