Bernard Gendron and Operations Research -- Methodological Developments -- Variable Neighbourhood Search with Dynamic Exploration for the Set Union Knapsack Problem -- Common-Flow Formulations for the Diameter Constrained Spanning Tree Problem -- Models and Methods for Two-Level Uncapacitated...

Sales force management decisions belong to the major issues considered in marketing research. Among others, the alignment of sales territories has been one of the main field of work for years. Recent results have reported a strong impact of the alignment of sales territories on profit, and,...

Recently, Branzei, Dimitrov, and Tijs (2003) introduced cooperative interval-valued games. Among other insights, the notion of an interval core has been coined and proposed as a solution concept for interval-valued games. In this paper we will present a general mathematical programming algorithm...