Water and sanitation Infrastructures From PPPs to “4Ps”, Public-Private Partnerships Need Participative management Alexandre Brailowsky Societal Engineering Director Suez Environnement 10 August 2009 ©AFD Vincent Joguet Download in PDF aguas argentinas alexandre brailowsky developing countries water filiale de suez innovation management opérateur privé partenariats public-privé pays en développement public private partnerships suez environnement water