The IS literature distinguishes between custom-built and off-the-shelf software. Enterprise resource planning (ERP) packages are often viewed as off-the-shelf software, because adopters implement them by setting parameters (called configuration), rather than by traditional programming. Making changes to ERP software code (called modification) is usually… (More)
During the selection, implementation and stabilization phases, as well as the operations and optimization phase of an ERP system (ERP-lifecycle), numerous companies consider to utilize the support of an external service provider. This paper analyses how different categories of knowledge influence the sourcing decision of crucial tasks within the ERP… (More)
The traditional information system life cycle (SLC) focuses on the activities performed by a company developing, implementing and maintaining software for its own internal use. Enterprise resource planning (ERP) software packages change the SLC in several important ways. This paper presents an extension of the SLC model for ERP packages. The 'divided… (More)
Analyse der ERP-Outsourcingentscheidung im Spannungsfeld von technologischem und unternehmensbezogenem Wissen" (2001). 1 Die Autoren danken Prof. Dr. Armin Heinzl für die wertvollen Hinweise zur Verfeinerung des Beitrags.