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FREQINDEX: Stata module to generate an index of terms from string variable


  • Julio Raffo

    () (World Intellectual Property Organization)

Programming Language



freqindex indexes each singular term in a given string variable from the current dataset and computes its frequencies. It returns a new dataset containing a string variable listing the terms and a numeric variable with the corresponding frequencies.

Suggested Citation

  • Julio Raffo, 2015. "FREQINDEX: Stata module to generate an index of terms from string variable," Statistical Software Components S457993, Boston College Department of Economics, revised 13 Apr 2019.
  • Handle: RePEc:boc:bocode:s457993
    Note: This module should be installed from within Stata by typing "ssc install freqindex". The module is made available under terms of the GPL v3 ( Windows users should not attempt to download these files with a web browser.

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