A variable which controls the exchange of matter, energy or information between subsystems within the system, or between various systems within a common environment.
This notion has been widely used by J. FORRESTER in his Systems dynamics.
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To cite this page, please use the following information:
Bertalanffy Center for the Study of Systems Science (2020). Title of the entry. In Charles François (Ed.), International Encyclopedia of Systems and Cybernetics (2). Retrieved from www.systemspedia.org/[full/url]
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