This paper considers the evolution of global transportation usage over the past half century and its implications for supply chains. Transportation usage per unit of real output has more than doubled as costs decreased by a third. Participation of emerging economies in world trade and...

In the current global context marked by economic fragility, growing uncertainty and geopolitical conflicts, ensuring the smooth functioning of global supply chains becomes more important than ever. Supply shortages, higher freight costs, higher commodity prices and strong demand increase will...

Die vorliegende Studie untersucht die Umsetzung globaler Rahmenabkommen. Diese können eine Verbesserung von Arbeitsstandards bewirken, wenn es klar geregelte Verfahren zur Umsetzung und eigenständige Steuerungsgremien mit transnationalem Zuschnitt gibt. Zudem sind die Handlungsressourcen und...

After the agreement of the European Parliament and the Council of the EU in December 2023, a few formal steps remain to introduce the Corporate Sustainability Due Diligence Directive (CSDDD). The legislation is intended to improve environmental and labor standards along the chain of...

Zukunftstechnologien, wie Elektromotoren und Windkraft-Turbinen, enthalten wertvolle selteneMetalle, deren Recycling einen wichtigen Schritt zu einer grünen Kreislaufwirtschaft darstellenwürde. Doch ein Aufbau von Lieferketten für recycelte Metalle ist mit Schwierigkeiten, wiemangelnder...

This paper addresses a new problem to design a two-echelon supply chain network over a multi-period horizon. Strategic decisions are subject to a given budget and concern the location of new facilities in the upper and intermediate echelons of the network as well as the installation of storage...

This paper presents the results of a comprehensive literature review of the organization of purchasing covering the period from 1967 to 2009. The review provides a structured overview of prior research topics and findings and identifies gaps in the existing literature that may be addressed in...

We present a new model formulation for a multi-product lot-sizing problem with product returns and remanufacturing subject to a capacity constraint. The given external demand of the products has to be satisfied by remanufactured or newly produced goods. The objective is to determine a feasible...

In reverse logistics networks, products (e.g., bottles or containers) have to be transported from a depot to customer locations and, after use, from customer locations back to the depot. In order to operate economically beneficial, companies prefer a simultaneous delivery and pick-up service....