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cover of episode Where Are We Heading?

Where Are We Heading?

2025/4/16
logo of podcast Money For the Rest of Us

Money For the Rest of Us

AI Chapters Transcript
Chapters
This chapter introduces the concept of ergodicity, differentiating between ensemble and time averages. It explains how the non-ergodic nature of financial markets, where time averages differ from ensemble averages, impacts portfolio strategy and wealth compounding. The example of coin flips illustrates the concept of volatility drag and positive skewness.
  • Ergodicity: time and ensemble averages are the same
  • Non-ergodicity: time and ensemble averages differ, impacting wealth compounding
  • Volatility drag: big losses significantly impact average returns
  • Positive skewness: extreme events influence average outcomes more than median

Shownotes Transcript

In this episode, we explore what it means to invest in a non-ergodic world—where time, not averages, determines outcomes. We unpack concepts like volatility drag, ensemble vs. time averages, and the implications for portfolio strategy, while also reflecting on how AI and zero-click search are reshaping business and investor behavior.

Topics covered include:

  • What is ergodicity and why it matters
  • How path dependency and emerging phenomena disrupt the long-term
  • How podcasting and blogging has changed
  • What is the future of Money for the Rest of Us

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Show Notes

Wayback Machine: jdstein.com)

Probabilities and Payoffs: The Practicalities and Psychology of Expected Value by Michael J. Mauboussin and Dan Callahan, CFA—Morgan Stanley)

The Black Swan: The Impact of the Highly Improbable by Nassim Nicholas Taleb—Penguin Random House)

The 60% Problem — How AI Search Is Draining Your Traffic by Tor Constantino, MBA—Forbes)

Hollywood Is Cranking Out Original Movies. Audiences Aren’t Showing Up. by Ben Fritz—The Wall Street Journal)

How Late Night TV Is Downsizing by Alex Weprin and** **Rick Porter—The Hollywood Reporter)

‘Severance’ Surpasses ‘Ted Lasso’ To Become Apple TV+’s Most Watched Series With Season 2 Launch by Nellie Andreeva—Deadline)

List of most watched television broadcasts in the United States—Wikipedia)

Tao te Ching by Lao Tzu (Author), Marc Mullinax (Translator)—fortress press)

Why AI Might Not Take All Our Jobs—If We Act Quickly by Justin Lahart—The Wall Street Journal)

Elon Musk and the Dangerous Myth of Omnigenius by Gautam Mukunda—Bloomberg)

Related Episodes

492: The Power of Optionality: Small Bets, Big Payoffs)

484: 7 Steps to Living a Longer Life)

482: Unlocking the Power of Positive Skewness: Strategies for Investing, Business, and Creativity)

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