Herstatt, Cornelius; Verworn, Birgit - 2001
-based enterprise. Within the innovation process, we believe, the early phases (fuzzy front end) to have the highest impact on the whole … process and the result (Input-Output Process), since it will influence the design and total costs of the innovation extremely …. However the Fuzzy Front End is unfortunately the least-well structured part of the innovation process, both in theory and in …