What Is the Future of the Equity Risk Premium?

CFA Institute
CFA InstituteApr 14, 2026

Why It Matters

Understanding the likely range of the equity premium helps investors set realistic return expectations and allocate assets appropriately in a potentially overvalued market.

Key Takeaways

  • Historical equity premium averages around 3.6% versus bonds.
  • Longer‑term data suggests lower returns than post‑1926 view.
  • Stocks remain risky; not reliable short‑term inflation hedge.
  • Future premium likely a range, not a precise figure.
  • Total return remains the best metric for private‑sector earnings.

Summary

The video examines the elusive equity risk premium, questioning whether historical averages can guide future expectations.

It notes the conventional 3.6% premium measured against bonds, but argues that extending the sample back before 1926 paints a dimmer picture of stock returns. The speaker stresses that equities remain risk assets and are unreliable as short‑term inflation hedges.

Memorable lines include, “Stocks might not be a good short‑term hedge against inflation,” and, “You would have made a thousand times your money in the stock market over the last hundred years,” highlighting both caution and long‑term upside.

Consequently, investors should view the equity premium as a range rather than a precise number, rely on total return metrics, and temper expectations about future risk‑adjusted returns.

Original Description

What is the future of the equity risk premium?
CFA Institute Research and Policy Center and CFA Society New York brought together some of the most influential voices in finance to revisit Jeremy Siegel’s landmark work Stocks for the Long Run and tackle one of the field’s most important questions: the future of the equity risk premium.
This conversation also marks the 80th anniversary of the Financial Analysts Journal and the 60th anniversary of the CFA Institute Research Foundation.
Hear insights from Jeremy Siegel, Rob Arnott, Elroy Dimson, Roger Ibbotson, Jason Zweig, and other leading researchers and investors.
Watch all 4 parts now live on our channel.

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