A non-linear discrete-time mathematical program model is proposed to determining the optimal extraction policy for a single primary supplier of a durable non-renewable resource, such as gemstones or some metals. Karush, Kuhn and Tucker conditions allow obtaining analytic solutions and general...

Purpose: This paper aims to model and optimize the closed loop supply chain for maximizing the profit by considering the fixed order quantity inventory policy in various sites at multiple periods. Design/methodology/approach: In forward supply chain, a standard inventory policy can be followed...

Planungsansätze an einem Beispiel illustriert und bewertet. Das taktische Supply Chain Planning bestimmt auf Basis einer prognostizierten Nachfrage die jeweiligen Produktmengen übergreifend von den Lieferanten über die Produktionsstandorte und Distributionslager bis hin zu den Kunden mit...

Purpose: Nowadays finding reliable suppliers in the global supply chains has become so important for success, because reliable suppliers would lead to a reliable supply and besides that orders of customer are met effectively. Yet, there is little empirical evidence to support this view, hence...