housing cooperatives today no longer serve lowermiddle income households but rather the uppermiddle groups wfclawowicz poland could learn from a number of oecd countries that have tried to enhance the housing supply through nonprofit organisations whereas various measures have been introduced by governments to support nonprofit organisations policy practices indicate the importance of improving the financial arrangements with them box they include for instance providing matching funds increasing nonprofit organisations access to capital markets and setting aside a share of national housing grants for nonprofit developers oecd a