In today's mixed-model assembly production, there are two recent trendsin particular, namely increasing vertical integration and the proliferation ofproduct variety, which more and more shift focus to an ecient just-in-timepart supply. In this context, many automobile manufacturers set up...

In manual order picking systems, order pickers walk or drive through a distribution warehouse inorder to collect items which are requested by (internal or external) customers. In order to performthese operations efficiently, it is usually required that customer orders are combined into (more...

Order picking - as a warehouse function - is often considered to be critical for the public manifestation of a supply chain. Underperformance can result both in unsatisfactory customer service and in high cost. In this paper the author will give an overview of planning problems and corresponding...

We investigate the strategic impact of exible delivery frequencieson the competition of logistics service providers (LSPs) in a supplychain. LSPs compete for customers who choose an exclusive serviceprovider based on their individual preference, prices and inventorycosts. The service provider...

We propose a tactical model which integrates the replenishment decision in inventorymanagement, the allocation of products to warehousing systems and the assignment of products tostorage locations in warehousing management. The purpose of this article is to analyse the valueof integrating...

This paper compares the commonly-used periodic-review, replenishment interval, order-up-to (R, T) policy to the continuous review, reorder point, order quantity, (Q, r) model. [...]

Vorliegendes Arbeitspapier beschäftigt sich mit der mathematischen Modellierung von Marktrisiken.

The deregulation of the German energy sector changes transaction relations, trading processes and contract design. We report on the findings of a field research survey conductet in the deregulated German wholsale trading market between April and June 2000.

Recent changes in the German energy policy initiated a deregulation process from a monopolistic to a competitive market, fundamentally changing the market structure, transaction relationships and trading processes. While the mutual exchange of electric energy has been a business activity between...