Change: From a practical perspective, there seems to be no general rule for deciding the matter, and drawing a boundary around a system is essentially about drawing "provisional" boundaries and chose the interactions that are most vital in the problem you are investigating. References:"What is systems thinking" <www.thesystemsthinker.com/systemsthinkinglearn.html>   View changes from previous version. (Word count: 637)

Change: > (accessed 11 August 2009)]Or: “A system is an entity that maintains its existence through the mutual interaction of its parts.” Bellinger, Gene, Systems Thinking. An Operational Perspective of the Universe, 2004 www.systems-thinking.org/systhink/systhink.htm (accessed 30 July 2009)Think about an example from above,   View changes from previous version. (Word count: 397)

Change: Created by chachabooth Aug 14 2009, 4:48 AM EDT for: no reason given