ETF Arbitrage Daytrading by Ken Calhoun
There are few guarantees in the stock market, but here is one you may be able to start using.
An old Wall Street saying is that “every trader needs an edge” to be successful. The challenge of course is that stock charts are often random and unpredictable. There is only one consistent edge I have found that is exploitable for profits, which is simultaneously trading inversely correlated ETFs (and ETNs). This occurs because when one goes up, the other is guaranteed to go down ...