This paper investigates whether firms innovate persistently or discontinuously over time using an innovation panel data set on German manufacturing and service firms for the period 1994-2002. We find that innovation behaviour is permanent at the firm-level to a very large extent. Using a dynamic...

Using a recently developed model which allows to separate a few well- established employment effects of product and process innovations, this paper reports new results on the relationship between innovation and employment growth in Germany. The model is tailor-made for analysing firm-level...