An Experiment in Hedging With ETFs - WSJ.com

Remember what I mentioned last week? Holding leveraged ETF's log term is generally a losing game.An Experiment in Hedging With ETFs - WSJ.com: "ProShares warns investors that it aims to have the funds' movements correspond to the inverse of the relevant market indicator on a daily basis. Over more time, the effects of compounding can (and generally will) dilute or enhance the results. For the