Mediaspace scheduled maintenance: Aug 25, 2026 07:00 - 12:00 AM. During this time, videos will be temporarily unavailable. Check status updates.

Concept

Stock

Publications associées (29)

Dynamic Product Portfolio Management with Life Cycle Considerations

Ralf Seifert, Isik Bicer

We consider a portfolio of products in which each product probabilistically transitions through various life cycle stages. The evolution through these life cycle stages is impacted by both marketing support and product launch decisions, which are bound by ...

2016

Satisficing measure approach for vehicle routing problem with time windows under uncertainty

The complexity of evaluating chance constraints makes chance-constrained programming problem difficult to solve. One way to handle this complexity is by devising satisficing measures for the relevant uncertainties. This paper focuses on solving the stochas ...

2016

Carbon footprint and responsiveness trade-offs in supply chain network design

Ralf Seifert, Joana Maria Comas Marti

Concern related to sustainability and greenhouse gases has grown among citizens as well as firms, which are increasingly committing to carbon emission reduction targets. However, firms' emissions come from direct and indirect sources, and from the differen ...

2015

Inventory Leanness and the Financial Performance of the Firm

Ralf Seifert, Olov Isaksson

This paper examines the financial consequences that inventory leanness has on firm performance. We conduct an econometric analysis using 4324 publicly traded US manufacturing companies for the period 1980-2008. Using an instrumental variable fixed effects ...

2014

Joint product assortment, inventory and price optimization to attract loyal and non-loyal customers

Ralf Seifert, Argyro Katsifou

In this paper, we analyze the emerging retail practice of carrying a combined product assortment consisting of both regular "standard" products and more fashionable and short-lived "special" products. The purpose of this practice is to increase store traff ...

Pergamon-Elsevier Science Ltd2014

A production planning in highly automated manufacturing system considering multiple process plans with different energy requirements

Paul Xirouchakis, Yong Chan Choi

This paper focuses on a production planning problem in a highly automated manufacturing system considering multiple process plans with different energy requirements. The system consists of several closely interconnected sub-systems such as the processing s ...

Springer London Ltd2014

On the role of trust types and levels on inventory replenishment decision

Naoufel Cheikhrouhou, Rémy Glardon, Amin Kaboli, Maryam Darvish

Using a participatory simulation platform, this paper investigates the inventory replenishment decisions made under different trust categories. Depending on the type of trust (trust in supplier versus trust in customer) and level of trust (high versus low) ...

2014

Operational Decisions and Supply Chain Dynamics : An Empirical Investigation

Olov Isaksson

While traditional research in operations management has focused on mathematical models for improving the flow of physical goods and information, this dissertation takes a quantitative empirical approach. With three distinct research projects it revisits ce ...

EPFL2013

Trust and Inventory Replenishment Decision Under Continuous Review System

Amin Kaboli

This thesis examines the impact of inventory manager’ trust on their replenishment decision. We conduct this study in the experimental environment and design an experiment with unknown market demand, local information, and under continuous replenishment re ...

EPFL2013