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Assumption Quote by W. Brian Arthur

“We're facing a danger that economics is rigorous deduction based upon faulty assumptions. Science after science gets that way from time to time. When it does, we're in real trouble.” quote by W. Brian Arthur
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“We're facing a danger that economics is rigorous deduction based upon faulty assumptions. Science after science gets that way from time to time. When it does, we're in real trouble.”

W. Brian Arthur

About This Quote

Source Book: Complexity: A Guided Tour, 2009

Economics often rests on shaky premises, leading to repeated scientific failures and real danger.

In simple terms: Economics can be built on bad assumptions, causing trouble.

Key Takeaway

Question assumptions before building models.

Themes

economics science risk assumptions

Mood

cautious analytical

Type

critical academic

When to use this quote

  • policy analysis
  • financial forecasting
  • academic research
  • public discourse

Key Concepts

complexity theory model uncertainty

Questions to Reflect On

  • What assumptions underlie your current model?
  • How can you test these assumptions?
A Different Perspective

Assumptions may be hidden and hard to test.

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