This article examines basic features of ranked Conjoint-data, analyzes the adequacy of evaluation methods and proposes improvements for better utilizing the information provided by ranked data. It is shown that commonly used goodness-of-fit measures provide inadequate proxy measures for...

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...

This paper describes relevant decision areas in IFM. Based upon financial Information supplied by the subsidiaries, decision models related to internal activities in IFM have been discussed. The majority of these emphasize the improvement of the fund-allocation process. Their ability to...