Minimum/low volatility investment strategy ETFs | Joachim De Zutter
iShares MSCI All Country World Minimum Volatility Fund (ACWV):

iShares MSCI Emerging Markets Minimum Volatility Fund (EEMV):

July 2011: "Is the Relation Between Volatility and Expected Stock Returns Positive, Flat or Negative?" - by Pim Van Vliet, David Blitz and Bart van der Grient

April 2012: "Low Risk Stocks Outperform within All Observable Markets of the World" - by Nardin L. Baker and Robert A. Haugen

January 2012: "Low-volatility investing: a long-term perspective" - by Pim Van Vliet

Low-volatility anomaly,
Market anomaly