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Complexity Doesn't Equal Value

A cheap, rules-based, quantitative approach that minimizes behavioral biases is a better bet over time than overly complex strategies, says Alpha Architect founder and Drexel professor Wes Gray.

Sam Lee: Hi, I'm Sam Lee, ETF strategist with Morningstar, here at the Morningstar ETF Conference 2014.

Joining me today is Wes Gray, a Drexel University professor and founder of Alpha Architect, a quantitative investment firm.