The staff scheduling problem in the retail business is considered for which a new mathematical model and new solution methods are introduced. The problem is formalized as a set covering type problem. Columns represent feasible weekly working time patterns of one sales clerk. Rows correspond to...

In vielen Großunternehmen stellt sich mit der Internationalisierung zunehmend das Problem festzulegen, in welchen Sprachen die unterschiedlichen Unternehmensbereiche miteinander kommunizieren sollen. Sollen mehrere Sprachen nebeneinander existieren - mit allen Nachteilen zeitraubender und...

Generating a regular season schedule is a demanding task for any sports league. In Europe, the creation of a suitable schedule for every national top soccer league not only has to address numerous conflicting inner-league requirements and preferences. Additionally, the games of the European Cup...

Effectiveness in the use of the work force is often the crucial advantage in a company's long-term success over its competitors, especially in technology driven and highly competitive branches as the one considered in this article. While employee scheduling and rostering has been the topic of...

We consider the tax advantage of an increase in the firms leverage under the German tax code. The analysis is performed (i) for the case of a given investment and future dividend policy and (ii) to decide on the relative tax advantage of debt versus equity for funding new investments. We start...