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Method · 5 min
Reported or calculated?
Distinguish source facts, derived metrics, and explanatory rules.
5 minute readMethod-led
Reported
A reported value traces to a specific filing field with period, context, unit, and document reference.
Calculated
A derived metric must expose its formula and inputs. If an input is missing, zero, or not meaningful, the rule should suppress the result instead of creating false precision.
- Equity ratio = equity / assets
- Net margin requires reported revenue
- Growth requires comparable periods