Real growth in spending per student under three price indexes
Question: How sensitive is real per-student growth to the choice of price index?
Result: Prices rose 47.0% (Seattle CPI), 35.4% (U.S. CPI) or 36.2% (state and local government index). Real growth in spending per student was 31.5%, 42.7% or 41.9%.
Operation: Per-student spending growth 2013-14 to 2024-25 divided by each index's growth over the same school years.
Scope: Seattle School District No. 1.
- None of these indexes measures school costs directly.
Robustness check for: General fund spending per student, actual and 2024-25 dollars