The European Commission has produced precise rules governing the computation of the cost of services of general economic interest (SGEI). The Commission has adopted a fully distributed cost approach where the SGEI can bear a "reasonable" share of the common cost. We highlight a possible...

This paper studies the price structure in a postal sector with a monopolistic operator when customers can engage in worksharing. It presents simulation results obtained from an empirical model that is calibrated on data from the French postal sector. The optimal worksharing discount is...

The paper by Wang and Triantaphyllou [Ranking irregularities when evaluating alternatives by using some ELECTRE methods. Omega, 2008; 36(1): 45-63] (W & T) pinpoints in an interesting way some limitations of ELECTRE II and III methods. The objective of this note is to draw the attention of the...

This paper presents an extension of the comprehensive (overall) concordance index of ELECTRE methods, which takes the interaction between criteria into account. In real-world decision-aiding situations, it is reasonable to consider only the interaction between a small number of criterion pairs....

This paper studies a liberalized postal market where entrants may offer end-to-end products or concentrate on one of the segments of the network. Absent effective bypass, entry does not appear to be a serious financial threat to the incumbent, even when the products are perfect substitutes. This...

Au sein des entreprises, la notion de RSE (Responsabilité Sociale des Entreprises) accroît notamment le besoin de pilotage de la performance environnementale. Dans ce contexte, cet article présente un outil d'évaluation mis en place de façon expérimentale au sein de la société TOTAL. Cet...

L'évolution des contextes décisionnels liés aux infrastructures de transport ets telle que, désormais, le décideur public est constamment soumis aux exigences de deux catégories de préoccupations: rationaliser l'utilisation des ressources publiques et faire des choix acceptables du point...

This paper presents the application of an approach designed to evaluate non-financial performance in companies. Within a defined perimeter, the approach called EPISSURE produces an "evaluation of non-financial performance with a hierarchical set of synthesis indicators co-constructed during a...

L'analyse coûts avantages est un outil d'évaluation des impacts potentiels des choix d'investissements publics. Dans de nombreux pays, en particulier la France, il est notamment mobilisé dans le cadre de processus de décision publique portant sur les investissements en infrastructures de...