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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 optmatch in publications use:

Hansen BB, Klopfer SO (2006). “Optimal full matching and related designs via network flows.” Journal of Computational and Graphical Statistics, 15(3), 609–627.

Corresponding BibTeX entry: 

  @Article{,
    author = {Ben B. Hansen and Stephanie Olsen Klopfer},
    title = {Optimal full matching and related designs via network
      flows},
    keywords = {matched sampling, minimum cost flow, nonrandom
      treatment assignment, observational study, quasiexperiment,
      subclassification},
    journal = {Journal of Computational and Graphical Statistics},
    volume = {15},
    number = {3},
    pages = {609--627},
    year = {2006},
  }

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.