Agents Quote by Lars Peter Hansen
“If you simply announce that things are irrational, then that alone doesn't get you very far. You have to replace rational agents with some concrete notion of what it means to be irrational.”
About This Quote
Source Paper: Economic Theory, 2004
Rationality alone is insufficient; one must define irrational behavior concretely to model it.
In simple terms: Rationality needs a clear definition of irrationality.
Key Takeaway
Define irrationality when modeling agents.
Themes
economics
theory
behavior
modeling
Mood
analytical
critical
Type
theoretical
academic
When to use this quote
- policy analysis
- financial modeling
- behavioral economics
Key Concepts
rationality
irrationality
agent-based models
Questions to Reflect On
- How can irrationality be quantified?
- What are the limits of rational models?
A Different Perspective
Rational assumptions may still miss key dynamics.
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