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Unformatted text preview: Systems Models • Computer Models – Mathematical Representations - simulation models • Equations • Coefficients – Scenario Analysis - “what if…?” 9/24/09 3 Why are systems so hard to manage? • Complexity – Feedback loops • Positive feedback • Negative feedback – Unknown connections and hierarchies • Time Lags and Distance Effects • Linear vs. Nonlinear relationships • Unpredictability and probability – stochastic behavior and variance Human Population • How many people are on the planet? • How fast is the human population growing?...
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- Fall '09
- Systems Analysis, Commonly misused words