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A Multi-Depot Pickup and Delivery Problem with a Single Hub and Heterogeneous Vehicles

Irnich, Stefan - 1998

This paper introduces a special kind of multi-depot pickup and delivery problem. In contrast to the general pickup and delivery problem (GPDP, see e.g. [19,31]) all requests have to be picked up at or delivered to one central location which has the function of a hub or consolidation point. In...

Persistent link: https://www.econbiz.de/10005840889

Ein agentenorientierter Ansatz zur speditionsinternen Allokation vonTransportaufträgen

Weinhardt, Christof; Schmidt, Claudia; Gomber, Peter; … - Universität <Gießen> / Professur für … - 1996

-like coordination mechanism to solve transport planning problems within companies. This mechanism supportsexplicitly the advantage of …

Persistent link: https://www.econbiz.de/10005841779

PARNET: Research Report to the Deutsche Forschungsgemeinschaft in the Program of Emphasis "Verteilte DV-Systeme in der Betriebswirtschaft"

Kopfer, Herbert; Bierwirth, Christian; Utecht, Thomas; … - 1995

Advanced modeling of control and optimization in management science applications often leads to a computational complexity which cannot be handled by traditional algorithms and computer systems. Since the late 60's this fact (mathematically going by the term of NP-completeness) has been known...

Persistent link: https://www.econbiz.de/10005844286

Management logistischer Dienstleistungender Kontraktlogistik

Giesa, Frank; Kopfer, Herbert - 2000

Vor dem Hintergrund verschärfter Wettbewerbsbedingungen, heterogener Kundenwünsche und fehlender Differenzierungsmöglichkeiten der Produkte hinsichtlich Preis und Qualität richten Unternehmen ihre Strukturen und Abläufe zunehmend nach den Anforderungen ihrer Kunden aus. Dabei kommt dem...

Persistent link: https://www.econbiz.de/10005844287

Anforderungen an Systeme zur Fahrzeugkommunikation im Straßengüterverkehr

Siek, Katja; Erkens, Elmar; Kopfer, Herbert - 2003

Innerhalb des Transportgewerbes ist eine Tendenz zur informationstechnischen Einbindung der rollenden Einheiten in die betriebsinternen Abläufe zu beobachten. Ziel ist es hierbei, die Voraussetzungen für eine dynamische Fahrzeugeinsatzplanung und -steuerung zu schaffen. Zur Integration der...

Persistent link: https://www.econbiz.de/10005844288

Agglomeration and cross-border infrastructure

Puga, Diego - Instituto de Ciencias Sociales, Instituto Madrileño de … - 2008

This paper deals with the effects of cross-border transport infrastructure in the presence of agglomeration economies … increase urban primacy while cross-border transport connections tend to reduce it. Improvements in transport and communication …

Persistent link: https://www.econbiz.de/10005823549

Using an inventory theoric approach for modal choice: A case study

VERNIMMEN, Bert; WITLOX, Frank - Faculteit Toegepaste Economische Wetenschappen, …

means of a case study, in which a comparison is made between road haulage and inland navigation for the transport of bulk …

Persistent link: https://www.econbiz.de/10005824293

The Impact of the Terrorist Attacks of 11 September 2001 on International Trading and Transport Activities

Walkenhorst, Peter; Dihel, Nora - Volkswirtschaftliche Fakultät, … - 2002

. Anecdotal evidence suggests that the short-term business environment of transport operators and trading companies has been … extent by the increases in frictional costs. Differences across products are due to varying ratios of transport and insurance … costs to goods-value, divergences in prevailing transport modes, and differing roles in the production process. For example …

Persistent link: https://www.econbiz.de/10005835553

Déréglementation, sécurité et prévision d’accidents extrêmes: le cas du fret ferroviaire français

Bonache, Adrien - Volkswirtschaftliche Fakultät, … - 2008

The freight rail deregulation have been considered, for long time, as a factor of security and safety reduction. This article means to show that, for the moment, we can't consider french freight rail deregulation have a significative impact on security and safety. So, I look if it's possible...

Persistent link: https://www.econbiz.de/10005836030

Cost-benefit rules for transport projects when labor supply is endogenous and taxes are distortionary

Fosgerau, Mogens; Pilegaard, Ninette - Volkswirtschaftliche Fakultät, … - 2007

find that the rules for leisure transport are exactly the same as in a conventional CBA that includes the marginal cost of … public funds. For business travel and commuting we find new rules as a result of the assumption that transport costs have the …

Persistent link: https://www.econbiz.de/10005836511