VOLUME 10, NUMBER 1, Spring 2010 CONTENTS Optimizing the Size of Public-Private Partnership Contracts in the Water Sector: Implications from An Estimated Cost Function of Private Operators A. Iimi Construction Procurement Strategies of National Health Service In the UK: A Critical Review A. D. Ibrahim, A. Price, M. M. A. Khalfan and A. Daint Social Cohesion, Gro…