Invesco Powershares launches low-volatility and high-beta S&P 500 ETFs

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Looking for low volatility in ETFs

Invesco PowerShares has launched two exchange-traded funds (ETFs) that track low-volatility and high-beta versions of the S&P 500 in response to demand for twists on broad equity market exposure. The PowerShares S&P 500 Low Volatility Portfolio and PowerShares S&P 500 High Beta Portfolio are listed on the New York Stock Exchange and track indexes compiled by Standard & Poor's (S&P) in conjunction with PowerShares. "The idea was: can we identify risk in the market and use i