The Mannheim Enterprise Panel (Mannheimer Unternehmenspanel – MUP) of the Centre for European Economic Research (ZEW) is the most comprehensive micro database of companies in Germany outside the official business register (which is not accessible to the public). The MUP is based on the firm...

The effect of innovations on employment at the firm level is theoretically ambiguous. The present paper analyses this relationship using panel data on German start-up firms as well as German patent data. It employs different indicators of patenting activity. By applying fixed-effects and...

Young firms with the ability to internationalize early and decisively have received much attention in recent academic discussion. However, relatively little is known about the underlying processes that enable them to skip several stages of the internationalization process. We contribute to this...

In recent years, firms have increasingly contributed to and been confronted with a patent landscape characterized by numerous but marginal inventions, overlapping claims and patent fences. Literature suggests that both the fragmentation of ownership and the threat of a firm's patent applications...

The question whether agglomeration externalities arise either from specialization or diversification of economic activity has since long been a major topic in the analysis of factors determining economic growth. In this paper we analyze whether a more specialized or a more diverse skill...

One way through which knowledge and technology transfer can take place is through the foundation of new firms by former employees of incumbent private firms. In this paper, we examine whether knowledge transferred from the incumbent causally affect employment growth and postentry innovation...

Nanomaterials are seen as a key technology for the 21st Century, and much is expected of them in terms of innovation and economic growth. They could open the way to many radically new applications, which would form the basis of innovative products. In this context, it seems all the more...

This paper analyzes empirically the determinants of new born firms' initial size. As survival prospects of young firms tend to be linked to a firm's start-up size, a better understanding of the factors influencing start-up size is crucial. Most of the rare literature on initial firm size focuses...