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I have a name for people who went to the extreme efficient…

“I have a name for people who went to the extreme efficient market theory-which is "bonkers". It was an intellectually consistent theory that enabled them to do pretty mathematics. So I understand its seductiveness to people with large mathematical gifts. It just had a difficulty in that the…” quote by Charlie Munger
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“I have a name for people who went to the extreme efficient market theory-which is "bonkers". It was an intellectually consistent theory that enabled them to do pretty mathematics. So I understand its seductiveness to people with large mathematical gifts. It just had a difficulty in that the fundamental assumption did not tie properly to reality.”

Charlie Munger

About This Quote

This interpretation was drafted with AI assistance. It is one reading of the quote, not the author's own explanation.

The efficient market theory is appealing to mathematically gifted people but fails because its core assumption doesn’t match reality.

In simple terms: Theory sounds good but may be unrealistic.

Key Takeaway

Question assumptions against real‑world data.

Themes

critical thinking financial theory skepticism

Mood

analytical cautious

Type

critical philosophical

When to use this quote

  • investment analysis
  • financial education
  • risk assessment

Key Concepts

Behavioral economics market efficiency

Questions to Reflect On

  • How do you test a theory against reality?
  • When is it worth using an imperfect model?
A Different Perspective

The theory can still provide useful insights when applied cautiously.

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