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If you wish to report a bug, or if you are interested in having us mirror your free-software or open-source project, please feel free to contact us at mirror[@]metanet.ch.

To cite ppsynth in publications use:

Grier K (2026). “Correlated Weights: Partial Pooling for Synthetic Control with Multiple Outcomes.” Working paper, Texas Tech University, https://papers.ssrn.com/sol3/papers.cfm?abstract_id=7149398.

Corresponding BibTeX entry: 

  @Unpublished{,
    title = {Correlated Weights: Partial Pooling for Synthetic Control
      with Multiple Outcomes},
    author = {Kevin B. Grier},
    year = {2026},
    note = {Working paper, Texas Tech University},
    url =
      {https://papers.ssrn.com/sol3/papers.cfm?abstract_id=7149398},
  }

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.