In this short research note we investigate the role of diversification in the firm growth process. We build on Penrose’s (1959) Theory of the Growth of the Firm to formulate hypotheses about growth of employment, assets, and sales in the years before, during and after a new product...

Investigating the role of diversification in the firm growth process, we build on Penrose’s (The theory of the growth of the firm. Oxford University Press, Oxford, <CitationRef CitationID="CR30">1959</CitationRef>) Theory of the Growth of the Firm to formulate hypotheses about growth of employment, assets and sales in the years before,...</citationref>

We focus on the relationship of age and diversification patterns of German machine tool manufacturers in the post war era. Based on trade journals we track the entire firm populations' product portfolio development throughout each firm's lifetime. We distinguish between 'minor diversification'...

We focus on the relationship of age and diversification patterns of German machine tool manufacturers in the post war era. Based on trade journals we track the entire firm populations' product portfolio development throughout each firm's lifetime. We distinguish between "minor diversification"...

The paper Investigates stability and change of regional economic activities in the long-run. As the unit of analysis we selected the machine tool industry in West Germany for the years 1953 to 2002. We spot a strong variance in the activities between the different regions. These differences are...

We analyze the emergence and spatial evolution of the German laser systems industry. Regional knowledge in the related field of laser sources, as well as the presence of universities with physics or engineering departments, is conducive to the emergence of laser systems suppliers. The regional...