Extending a recently developed multiproduct model and distinguishing between different product and process innovation activities, this paper reports new results on the relationship between innovation and employment growth in manufacturing and service firms in Germany. The model is tailor-made...

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 firmlevel to a very large extent. Using a dynamic...

This paper studies the impact of process and product innovations introduced by firms on employment growth in these firms. A simple model that relates employment growth to process innovations and to the growth of sales separately due to innovative and unchanged products is developed and estimated...