http://online.wsj.com/article/SB124000593149930309.html
The Wall Street Journal recently had an article on leveraged ETFs and their effects on the final 30 minutes before the stock market closes every weekday at 4:00pm.  ETF is an acronym for exchange-traded fund.  An ETF is like a mutual fund but has the benefits of being traded like stock, on a stock exchange, [...]