This paper examine differences between risk-neutral and objective probability densities of future interest rates. The identification and quantification of these differences are important when risk-neutral densities (RNDs), such as option-implied RNDs, are used as indicators of actual beliefs of...

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...