This paper explores a single-item capacitated lot sizing problem with minimum order quantity, which plays the role of minor set-up cost. We work out the necessary and suffcient solvability conditions and apply the general dynamic programming technique to develop an O(T³) exact algorithm that is...

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

The issues and challenges in taxation in the digital economy stem from the complex and multifaceted nature of the digital economy. Reaching a common understanding and measurement of its size and impact is critical in devising a tax regime for the digital economy. In APEC Secretariat (2019), the...

This paper reviews the different types of provisions explicitly addressing electronic commerce (e-commerce) in regional trade agreements (RTAs). The analysis covers the 275 RTAs currently in force and notified to the WTO as of May 2017. The analysis shows that e-commerce provisions have become...

Gegenstand dieses Artikels ist die Vorstellung und Evaluierung zweier Methoden zur Geschäftsprozessmodellierung. Im Einzelnen handelt es sich um sogenannte 'erweiterte ereignisgesteuerte Prozessketten (eEPKs)' einerseits und die 'Business Process Modeling Notation (BPMN)' andererseits. Im Fokus...

The systems have revolutionized practically all aspects of business processes in enterprises. They improve the processes by ensuring their integration. Data are entered into an ERP system only once and immediately afterwards they can be accessed through any of its modules, which makes them a...

While it is widely agreed that current enterprise resource planning (ERP) systems cannot evolve much further, it is the question how future enterprise systems will look like. To approach an answer to this question, this report provides at first an analysis of essential high level requirements...

Ausgehend von der Problemstellung fehlender empirischer Daten zum Einsatz und Nutzen von ERP-Systemen im CREM unternimmt die vorliegende Studie den Versuch, auf Basis einer Befragung deutscher und österreichischer Unternehmen aus dem Jahr 2010 erste Ergebnisse zu diesem Themenkomplex zu...

Nowadays, more and more enterprises are using Enterprise Resource Planning (EPR) systems that can also be used to plan and control the development of new products. In order to obtain a project schedule, certain parameters (e.g. duration) have to be specified in an ERP system. These parameters...

The paper presents identifying success factors in new product development and selecting new product portfolio. The critical success factors are identified on the basis of an enterprise system, including the fields of project management, marketing and customer's comments concerning the previous...