Combining Models

The fact that three very different kinds of business models are available begs the question of which one is best. The answer to that question depends on two things: The nature of the problem you're trying to solve, and the kind of answers you are looking for. This final section of the chapter offers a few suggestions about when and how to use each of the three kinds of model.

The most important consideration is to apply each kind of model to the problems it is best at solving. If your goal is to understand how the current supply chain works and explore ways to improve it, the best choice may be a well-stated conceptual model. In fact, introducing mathematics or simulations can often do more harm than good by clouding the essential ...

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