Questions for testing the value of a model

Three questions to judge a scenario or model before trusting it.

Donella Meadows's framework, from Thinking in Systems, pp. 23 to 92.

Are the driving factors likely to unfold this way?
A guess about the future that cannot be proved.
If they did, would the system react this way?
Test whether the model captures the system's inherent dynamics.
What is driving the driving factors?
Check whether the drivers are themselves inside the system.

From chapter: Part One: System Structure and Behavior, pp. 23–92

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