This paper has been motivated by a fleet optimization problem faced by one of the leading European cargo rail companies. The company operates a fleet of more than 100,000 rail cars and annually invests significant sums of money into new cars. Because the price tag of a new car is over 50,000...

Many companies have started segmenting customers to better match their products and services to the needs of the customers. We support this development by presenting a stochastic model of a rental system with two customer classes that was motivated by the operations of one of Europe's leading...

Motivated by the remanufacturing systems at Daimler AG and other automobile, aerospace and heavy machinery parts dealers/manufacturers, we develop a hybrid manufacturing/remanufacturing system with controlled two-way substitution between new and remanufactured products. We develop Markov...

We study the problem of allocating supply under advance demand information (ADI). We consider a company that must allocate limited inventory to different markets that open sequentially. To reduce uncertainty, the company receives advance demand information and updates forecasts about its markets...

Logistics providers typically own large fleets of transportation vehicles such as rail cars or trucks. These fleets do not only determine to a large extent the service level the company can offer, but also make up a large part of total costs. Proper management of the fleet is therefore a crucial...