Poland had one of the greatest increases in expenditure per student among OECD countries during 2005-11 …

„Poland had one of the greatest increases in expenditure per student among OECD countries during 2005-11 at primary, secondary and post-secondary non-tertiary levels of education.“

OECD (Hrsg.), „Education Policy Outlook 2015 – Making Reforms Happen“ (2015), S. 278