Fix stale calibration targets by deriving time_period from dataset #505
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Summary
CBO_YEARandTREASURY_YEARconstants frometl_national_targets.py--datasetCLI argument to specify the source datasettime_periodfromsim.default_calculation_period- the dataset itself is now the single source of truthRoot Cause
The ETL had hardcoded year constants:
But the calibration runs at
time_period=2024. This caused an 18% gap for income tax alone ($2,051B vs $2,426B).The Fix
Instead of hardcoding years, we now derive the time period from the dataset:
This ensures CBO/Treasury targets always match the dataset's year, preventing future drift when updating to new base years annually.
Usage
Test plan
make databaseto regenerate policy_data.dbincome_taxtarget is ~$2,426B (not $2,051B)Closes #503
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