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Looking into it a bit, Jamie found that the model used by…

“Looking into it a bit, Jamie found that the model used by Wall Street to price LEAPs, the Black-Scholes option pricing model, made some strange assumptions.” quote by Michael Lewis
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“Looking into it a bit, Jamie found that the model used by Wall Street to price LEAPs, the Black-Scholes option pricing model, made some strange assumptions.”

Michael Lewis

About This Quote

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

The Black‑Scholes model assumes constant volatility and frictionless markets, which rarely hold true in real trading.

In simple terms: Model assumptions are unrealistic.

Key Takeaway

Question model limits before relying on them.

Themes

finance modeling risk

Mood

critical analytical

Type

educational cautionary

When to use this quote

  • trading strategies
  • risk management
  • investment analysis
  • academic teaching

Key Concepts

options pricing market assumptions

Questions to Reflect On

  • What assumptions do you accept without testing?
  • How can you adjust models for real‑world frictions?
A Different Perspective

Models can mislead if assumptions are ignored.

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