Active management Quote by William Forsyth Sharpe
“Properly measured, the average actively managed dollar must underperform the average passively managed dollar, net of costs. Empirical analyses that appear to refute this principle are guilty of improper measurement.”
About This Quote
Source Paper: Journal of Financial Economics, 1992
Active funds, after fees, usually lag passive benchmarks; faulty studies mismeasure performance.
In simple terms: Active funds underperform after costs.
Prefer low‑cost passive investing.
Themes
Mood
Type
When to use this quote
- retirement planning
- portfolio selection
- advisor recommendations
Key Concepts
Questions to Reflect On
- How do fees impact long‑term returns?
- When might active management add value?
Passive may not suit all market conditions or investor needs.