The Rational Reminder Podcast

Episode 302 - Michael Green: Market Efficiency Is Not The Question

22 snips
Apr 25, 2024
Michael Green, Chief Strategist and Portfolio Manager for Simplify Asset Management, discusses the problems with passive investing in financial markets. He covers the negative effects of indexing, implications of market inelasticity, and policy recommendations to address structural issues. The conversation dives into the risks posed by index funds, regulatory impact, societal wealth valuation, and nuances of investing in US stocks and Bitcoin.
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INSIGHT

Indexing Raises Market Inelasticity

  • Index fund growth increases the share of valuation-insensitive participants in markets.
  • That raises market inelasticity so small flow changes cause large price moves.
ANECDOTE

Trading XIV Revealed Fragile Dynamics

  • Michael Green described his XIV short-volatility trade and why it was mispriced.
  • He sized the position because crowding made XIV likelier to go to zero as it rose.
INSIGHT

Rising Prices Hide Growing Fragility

  • So far indexing has been a 'good' problem by pushing prices higher and encouraging saving.
  • The danger is those higher asset levels make withdrawals much more destabilizing later.
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