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[–]chickenz[S] 1 insightful - 1 fun1 insightful - 0 fun2 insightful - 1 fun -  (0 children)

If backtesting we're really a valid process that could be used to determine if a trading system were going to produce a profit, then every math professor would have a profitable trading system.

So why do so many automated trading systems developers believe in backtesting?

Answer: because fools believe in fools gold.