This study seeks to examine the relationship between the structure of the start-up capital and the survival of companies. The study considers the structure of the start-up capital as the share of the managerial capital (share of the capital held by the entrepreneur and his family), the share of...

We analyze the frequency and nature by which new firms are acquired by established businesses. Acquisitions are often considered to reflect a technology transfer process and to also constitute one way in which a “symbiosis” between new technology-based firms (NTBFs) and established...

The prevailing geographic model for high-technology industrial organization has been the “nerdistan,” a sprawling, car-oriented suburb organized around office parks, of which Silicon Valley is the prototypical example. This seems to contradict a basic insight of urban theory, which...

We investigate the interdependence of debt financing and R&D activities of young firms. Using micro-level data of the KfW/ZEW Start-up Panel, our estimation results show that firm characteristics are more important than personal characteristics of the founders for explaining young firms'...

Classical patent literature assumes that patents grant well-defined legal rights to exclude others from practicing an invention. In this scenario, start-up companies benefit from the exclusive right to commercialize patent-protected inventions and the certification effect of patents which...

We develop a theory of innovation for entry and sale into oligopoly, and show that inventions of higher quality are more likely to be sold (or licensed) to an incumbent due to strategic product market effects on the sales price. Such preemptive acquisitions by incumbents are shown to stimulate...

We extend Lazear's theory of skills variety and entrepreneurship in three directions. First, we provide a theoretical framework linking new business creation with an entrepreneur's skill variety. Second, in this model we allow for both generalists and specialists to possess skill variety. Third,...

The 2007-2009 recession is characterized by: a large drop in employment, an unprecedented decline in firm entry, and a slow recovery. Using confidential firm-level data, I show that financial constraints reduced employment growth in small relative to large firms by 4.8 to 10.5 percentage points....

We investigate the workforce heterogeneity of startups with respect to education, age and wages. Our explorative study uses data on the population of 1,614 Danish firms founded in 1998. We track these firms until 2001 which enables us to analyze changes in workforce composition over time. Such a...

Trotz eines stetigen Anstiegs der Anzahl von selbstständigen Frauen in Deutschland hat sich der sogenannte Gender-Gap kaum verringert. Die vorlie-gende Studie untersucht auf Basis des Nationalen Bildungspanels (NEPS), ob bzw. inwieweit familienbedingte Erwerbsunterbrechungen, die aus...