Although innovation is not a new topic for scholarly research, the academic literature on innovation was, for a long time, not very voluminous. However, more recently innovation has become a major focus among scholars of different backgrounds, and this change is also reflected in an increasing...

The aim of the paper is to assess heterogeneity of the innovation process. Using exploratory factor analysis on micro data from the third Community Innovation Survey in 13 countries, we identify four factors that that can be interpreted as research, user, external and production ingredients of...