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Preface Overview Part I: Getting Real 1. The New Economics of Innovation 2. A Spreadsheet Way of Knowledge 3. Productive Waste 4. Measuring Prototyping Paybacks Part II: Model Behavior 5. Our Models, Ourselves 6. Preparing for Surprise 7. Perils of Pathological Prototyping Part III: Capturing the Value of Innovation 8. An Interaction Way of Knowledge 9. Evolving with Our Prototypes User's Guide Bibliography Index About the Author
A 2000 study studied this question.