Read full paper at: http://www.scirp.org/journal/PaperInformation.aspx?PaperID=51267#.VGGfImfHRK0 Author(s) Arto Tolonen , Janne Harkonen , Harri Haapasalo Affiliation(s) Industrial Engineering and Management, University of Oulu, Oulu, Finland . ABSTRACT Companies face an important question on whether they should allow product portfolio renewal to occur without interference by merely adding new products, or should the renewal be governed based on strategic and financial targets over life cycle? New product development phase is well covered in the product portfolio management (PPM) context, but later product life cycle phases are not covered well in this context. Neither are the different product structure...
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