FAQ

Frequently asked questions (FAQ):

1. What is Total Factor Productivity Toolbox?

Total Factor Productivity Toolbox is a package for MATLAB that includes functions to calcula the main Total Factor Productivity indices and their decompositions.

2. Is it free to use Data Envelopment Analysis Toolbox?

Total Factor Productivity Toolbox is free to use, but if you use it please acknowledge
the hard work behind it, and cite it as reference. See “How to cite“.

3. Which Total Factor Productivity indices are available in Total Factor Productivity Toolbox?

      • TFP indices:
        • Malmquist.
        • Moorsteen-Bjurek.
        • Price weighted.
        • Share weighted.
      • Orientation:
        • Input.
        • Output.
      • Reference period:
        • Base.
        • Comparison.
        • Geometric mean.
      • Returns to scale:
        • Variable.
        • Constant.
      • Specific decompositions:
        • Aggregate.
        • Scale effects.
        • Input mix effects.
        • Output mix effects.

4. Is Total Factor Productivity Toolbox open source?

The source code of Total Factor Productivity Toolbox is available for download and it is distributed under the GNU GPL-3 license.

5. What is the license of Total Factor Productivity Toolbox source code?

The source code of Data Envelopment Analysis Toolbox is distributed under the GNU GPL-3 license.

6. I have a request, suggestion, want to report a bug, or ask for a
new feature?

Please contact the Authors. We welcome your comments and want to hear about your experience using Total Factor Productivity Toolbox.

7. What is the oldest version of MATLAB I can use to run Data Envelopment Analysis Toolbox?

Total Factor Productivity Toolbox was developed using MATLAB 9.3 (R2017b), but it might run in older versions.

8. Do I need any other Toolbox to use TFP Toolbox?
The oficial “Optimization Toolbox” is needed.
For the bootstrapping and statistical test functions the “Statistics and Machine Learning Toolbox” is also requiered.