The hardware and bandwidth for this mirror is donated by METANET, the Webhosting and Full Service-Cloud Provider.
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 sfa in publications use:

David H. Bernstein, Christopher F. Parmeter, Alexander D. Stead (2026). “Stochastic Frontier Analysis: The sfa Package.” Working Paper.

Corresponding BibTeX entry: 

  @Article{,
    title = {Stochastic Frontier Analysis: The sfa Package},
    author = {{David H. Bernstein} and {Christopher F. Parmeter} and
      {Alexander D. Stead}},
    journal = {Working Paper},
    year = {2026},
  }

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.