„The latest PISA results show that, on average across countries, school competition is not related to better mathematics performance among students.“
OECD (Hrsg.), „PISA in Focus 42“ (August 2014), S. 2
„The latest PISA results show that, on average across countries, school competition is not related to better mathematics performance among students.“
OECD (Hrsg.), „PISA in Focus 42“ (August 2014), S. 2