Im Mittelpunkt der Arbeit steht die Untersuchung des Stellenwertes und der Bedeutung von Innova-tionsnetzwerken bei der Gründungsentscheidung und nach erfolgtem Markteintritt. Für Unterneh-mensgründungen aus Wirtschaftszweigen mit hoher Innovationsintensität werden die Implikationen, die aus...

Empirical research in organizational ecology has mainly focused on analyzing founding and mortality rates using life history data of the organizations. We try to extend this approach in our study in a number of ways. In contrast to most empirical studies in organizational ecology, we chose a...

The aim of the paper is to evaluate the role of universities in the innovation process. Against the background of theoretical considerations about the interrelation of innovation and the adaptation of external resources, the effects of university-based (knowledge) resources - together with other...

Building on a new data set which is combined from national micro-data bases, we highlight differences in the structure of migrants to four countries, viz. France, Germany, the UK and the US, which receive a substantial share of all immigrants to the OECD world. Looking at immigrants by source...

Due to labor market reforms in Germany some years ago, the incentives to work changed. The paper analyzes the effects on the reservation wages for specific groups. It is assumed that reservation wages are determined by the replacement rates implied by the system of unemployment benefits and by...

We explore the far-reaching implications of replacing current unemployment benefit (UB) systems by an unemployment accounts (UA) system. Under the UA system, employed people are required to make ongoing contributions to their UAs and the balances in these accounts are available to them during...

This paper examines heterogeneity in exchange rate expectations. Whereas agents' heterogeneity is key in modern exchange rate models, evidence on determinants of heterogeneity is weak so far. Our sample, covering expectations from about 300 forecasters over 15 years, shows remarkable time...