{
  "schemaVersion": 1,
  "kind": "va-distributions",
  "status": "awaiting-model-outputs",
  "cohort": "population",
  "sourceVersion": "October 2026 manuscript",
  "units": "SD of normalized school value added",
  "x": [],
  "records": [],
  "provenance": [],
  "method": {
    "estimand": "Distribution across simulated families of expected school value added, conditional on the scenario's treatment allocation.",
    "availability": "The paper reports population means; validated population distribution exports are not yet available. Original experimental-sample figures are provided separately."
  }
}