One way to see if a system's results are the product of
curve-fitting is to try the system with other vehicles. Matt,
have you tried your SPY system with other ETFs? If it works
well with a variety of ETFs, then it is likely to be robust and
continue to be profitable in the future.
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One way to see if
Profession SPY Swing Trade System comments
Posted by algyros on 25th of Apr 2011 at 05:14 pm
One way to see if a system's results are the product of curve-fitting is to try the system with other vehicles. Matt, have you tried your SPY system with other ETFs? If it works well with a variety of ETFs, then it is likely to be robust and continue to be profitable in the future.