……”The Short Dow30 ProShares (NYSE: DOG) inverse ETF is designed to rise 1% for every 1% decline in the Dow Jones Industrial Average.
“The Short QQQ ProShares (NYSE: PSQ) is an inverse ETF gains 1% for every 1% decline in the Nasdaq-100 Index, packed with major technology and biotech stocks prone to plunge.
“The Short Financials ProShares (NYSE: SEF) is an inverse sector ETF that targets the Dow Jones U.S. Financials Index, also designed to gain approximately 1% for every 1% decline in that index of banks, brokers, and insurance firms.”
Full Story: http://www.smallcapinvestor.com/stockresearch/stockstowatch/2009-05-27-downside_bets_with_inverse_etfs