CHANGEMENT ORGANISATIONNEL ET IMPLEMENTATION DES TIC : POURQUOI FAIRE ATTENTION AUX DIMENSIONS ECONOMIQUES DE LA GESTION DU SAVOIR DANS LE CAS DES ERP ?

We use cognitive economics tools, never mentioned before in Information systems studies, to provide an economic reinterpretation of case studies about coupling business process reengineering and ERP implementation. We set out its specificities and show the crucial significance of organizational uncertainty and knowledge management. We explain that economic coordination and complex reliability issues in firm strategies can be simulated by experimental economics and exhaustively explained by a simple and general economic model based on bounded rationality