PORTUGAL – The Portuguese Water and Waste Sectors: A Successful Case of the Application of the EU Doctrine on ‘In-House’ Management - European Public Law View PORTUGAL – The Portuguese Water and Waste Sectors: A Successful Case of the Application of the EU Doctrine on ‘In-House’ Management by - European Public Law PORTUGAL – The Portuguese Water and Waste Sectors: A Successful Case of the Application of the EU Doctrine on ‘In-House’ Management 16 2 European Public Law