„The only type of resource that PISA shows to be correlated with student performance is the level of teachers’ salaries relative to national income.“
OECD (Hrsg.), „Lessons from PISA for Korea“ (2014), S. 44
„The only type of resource that PISA shows to be correlated with student performance is the level of teachers’ salaries relative to national income.“
OECD (Hrsg.), „Lessons from PISA for Korea“ (2014), S. 44