Under CopyrightFrietsch, RainerRainerFrietschSchubert, TorbenTorbenSchubertNeuhäusler, PeterPeterNeuhäusler2022-03-071.3.20172017https://publica.fraunhofer.de/handle/publica/29826110.24406/publica-fhg-298261en303600Secular trends in innovation and technological changestudy