Causal Loop Diagram Relationship Modeling Introduction

Relationship Modeling Capture understanding Overcome individual limitations Qualitative in nature

Intent of this Video Understand elements Alternative notation Notation short comings Preferred notation Develop a Causal Loop Diagram

Elements Entity – non negative noun or noun phrase Influence – relationship between entities Simplest CLD – 2 entities + 1 influence

Notation

Notation Resolution Variables Instantaneous & Accumulators (Stock) Differentiate the two Rectangles for Stocks

Causal Loop Diagram Loops & Loops

Growth Loop

Goal Seeking Loop

Emergence Properties arising from interactions

Additional Thoughts Telling Loops - count the “-” signs Odd number is a balancing loop Even number is a reinforcing loop Delay – use || or delay on the line Qualitative only, not quantitative See Stock & Flow Diagram Video

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