Rammer, Christian; Beise, Marian - Zentrum für Europäische Wirtschaftsforschung (ZEW) - 2003
There is ample evidence that user-producer interaction is an important factor for successful innovations. It is often … claimed that user-producer interaction is most effcient in close proximity. On the other hand, innovations are a major … determinant for the export performance of firms. Does this mean that intense local user-producer interaction always leads to …