Using a German firm-level data set, this paper is the first to jointly study the cyclical properties of the cross-sections of firm-level real value added and Solow residual innovations, as well as capital and employment adjustment. We find two new business cycle facts: 1) The cross-sectional...

Is time-varying firm-level uncertainty a major cause or amplifier of the business cycle? This paper investigates this question in the context of a heterogeneous-firm RBC model with persistent firm-level productivity shocks and lumpy capital adjustment, where cyclical changes in uncertainty...

Innovativen Unternehmen, insbesondere kleinen und mittelgroßen Betrieben (KMU) wird eine Schlüsselposition für den technischen Fortschritt und die internationale Wettbewerbsfähigkeit von Industrienationen zugewiesen. Die Fähigkeit, neues Wissen zu generieren und in marktfähige Produkte,...

Hidden Champions (HCs) are firms unknown to the wider public, but global leaders in the niche markets they serve. This paper looks at distinctive features of these firms, focusing on their dynamic capabilities. Employing a unique data base on German firms, we identify a representative sample of...

This paper deals with flows of technology and information among people and institutions and the role of public support given by different sponsors (the federal government, the Länder and the European Union). Recent theory stresses the importance of the interactions and linkages among acteurs...

In the following paragraphs we will discuss the 'mapping of innovative clusters in national innovation systems'. For this we have used a data set of almost 3.000 firms that participated in the first and fifth survey of the Mannheimer Innovation Survey (which is comparable with CIS data). The...

During the last 20 years, R&D and innovation activities in the service sector have clearly increased. Especially business services are believed to be one of the main drivers of technical changes and economic progress. Looking at the labour indices calculated over the period from 1982 to 1996 one...