Commodities · Building a commodity strategy · lesson 8 of 9 · 7 min read · David Alexander
Backtesting on spliced charts without fooling yourself
backtest data integrity
The requirement that a test's data actually represents what trading the rule would have experienced: right prices, right costs, right fills. In commodities the requirement has a dimension no other asset class carries - the continuous series is a constructed object, and the wrong construction quietly rewrites every result.
This lesson is part of the advanced modules.
Modules 6 to 8 are included with a paid account. The definitional summary above is the whole of this page until then.