Library

Featured Articles and Notes

Dimensions of Popularity

Journal of Portfolio Management, vol. 40, no. 5 (Special 40th Anniversary Issue, 2014), p. 68-74.
By Roger G. Ibbotson, Ph.D. and Thomas M. Idzorek

A broad exposition of the central role of popularity in asset pricing, arguing for the consideration of popularity outside of a standard risk framework and differentiating low-popularity equity strategies from low-volatility and low-beta strategies.

10 Largest Cap Stocks Dominate Performance

June, 2024
By Roger G. Ibbotson, Ph.D.

The cap-weighted market is up significantly year-to-date, and it has been primarily carried by the top 10 stocks by market cap. But runs like this have historically ended poorly; especially for the popular “story” stocks, which have led the charge.

Liquidity as an Investment Style: 2018 Update

February, 2018
By Roger G. Ibbotson, Ph.D. and Daniel Y.-J. Kim, Ph.D.

The latest version of “Liquidity as an Investment Style,” including updates of all empirical results to reflect additional U.S. market data.

Fixed Indexed Annuities: Consider the Alternative

January, 2018
Roger G. Ibbotson, Ph.D.

An FIA may be an attractive alternative to traditional fixed income options like bonds to accumulate financial assets (tax-deferred) prior to retirement.

Popularity – A Bridge between Classical and Behavioral Finance

December, 2018
Roger G. Ibbotson, Thomas M. Idzorek, CFA, Paul D. Kaplan, CFA, and James X. Xiong, CFA

Why does value investing work? Why do other factor strategies work? For that matter, why does any active strategy—meaning, any strategy other than capitalization-weighted indexing—“work” in the sense of having a reasonable chance of beating the cap-weighted index other than by random variation? The answer could lie in classical finance, or behavioral finance, or both.

NYSE® Zebra Edge® Index Research Note

January, 2019
John J. Holmgren, Jr., President and COO | Paul A. St. Pierre, Portfolio Management Analyst

The NYSE® Zebra Edge®​ Index was designed to leverage cutting-edge research in behavioral finance to avoid and exploit behavioral bias. The index seeks to generate higher returns with less risk.

Featured Videos

World Investment Forum Interview

Aug, 2017

Morningstar Pan-European Institutional Conference

April, 2015

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