Use migrant academic outcomes as a natural test of whether PISA ranks mostly reflect school quality or population traits. If origin‑group performance persists in destination schools, PISA is measuring more than schooling, and national 'education secrets' stories are overstated.
— This reframes how media and policymakers interpret international test tables and informs immigration selection and integration policy.
Aporia
2025.10.13
100% relevant
The author argues 'this can’t be the main explanation' for PISA gaps and points to migrant evidence as the key counter, implying population effects over school effects.
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