This book is written for students and scholars seeking a rather 'unconven tional' approach to the problem of water supply planning. The 'uncon ventionality' is present in the adoption of social psychological tools for the economic planning of water system design in an arid environment. The theoretics of Chapter I provides the framework for the empirical analysis of the ensuing chapters. The language of that chapter is designed to be under standable to students in introductory regional science, economics or geography courses, as well as professionals in allied fields. The fresh approach of the...