Tom Lydon Interviews Research Affiliates' Rob Arnott

This rules-based indexing methodology has shown a strong track record as well.

“We’ve found that fundamental index beats cap-weighted by about 2% a year in major economies like the U.S., by maybe 3% in smaller economies and smaller companies, by 4% a year when applied globally, by 6 or 8 percent applied to emerging markets,” Arnott said.

Watch the video below to see the full interview with Rob Arnott.

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