You can sometimes emulate the model, but not always. See the other post in this thread about post 9/11 America. The problem is that a few well positioned peopl

You can sometimes emulate the model, but not always. See the other post in this thread about post 9/11 America. The problem is that a few well positioned people who behave in a way that is not predictable, or larger forces that the model cannot anticipate (socio-economic, the weather, etc.) can distrupt the model. Not that the model doesn't 1. Do a good job of explaining a concept and 2. Possibly fits into a larger, more complex model.