Research. Reviews. Ideas. Built for investment professionals.

Efficient Markets Hypothesis


C. Thomas Howard Urges Practitioners to “View the Markets as They Are”

C. Thomas Howard, an opponent of the efficient markets hypothesis, advocates for a radical departure from the idea of diversification at the core of a healthy portfolio.

Essential Reading for Investing in a Changing World

Mark Harrison, CFA, shares insights for #CFAInvest delegates ready to explore the risks, opportunities, and challenges facing the global investment profession.

Fresh Perspectives for European Investors: Currency, Asset Allocation, and Risk Management

Selections from CFA Institute Conference Proceedings for investment professionals ready to challenge their investment processes, practices, and mindsets.

Insights from Digital Economies: The Efficient Market Hypothesis “Is Plainly False”

Yanis Varoufakis tests the efficient market hypothesis with online economies, and also finds “vestiges of pre-capitalist organization” at work in modern markets.

The Fallibility of Efficient Markets Theory

Paul Woolley, a senior fellow at the London School of Economic and Political Science, neatly made the case that it’s long past time for professional investors to set aside the Efficient Market Hypothesis as the basis of most asset management strategies.

Paul Woolley on the Fallibility of Efficient Markets Theory

Paul Woolley of the London School of Economics will share his thoughts on the fallibility of efficient markets theory at the Sixth Annual CFA Institute European Investment Conference.

Unapologetic after All These Years: Eugene Fama Defends Investor Rationality and Market Efficiency

The father of modern finance took on critics of efficient markets and issued stinging rebukes of “too big to fail” banks, pension plans, active management, and behavioral finance.