Formal decision and evaluation models are so widespread that almost no one can pretend not to have used or suffered the consequences of one of them. This book is a guide aimed at helping the analyst to choose a model and use it consistently. A sound analysis of techniques is proposed and the...

Bernard Roy, Forty Years of Esteem and Friendship -- Connectivity, Transitivity and Chromaticity: The Pioneering Work of Bernard Roy in Graph Theory -- Decision-Aid Between Tools and Organisations -- Talking About the Practice of MCDA -- Multi-Criteria Decision-Aid in a Philosophical Perspective...