https://www.mckinsey.com/~/media/McKinsey/Europe/Drivers-of-student-performance-Insights-from-Europe-The-Book.ashx

Rapport med analys av PISA- undersökningens resultat 2015. Rapporten konstaterar

”A well-educated citizenry is an economic and social necessity. But there is little consensus about what it takes to deliver a quality education”.