Die EU-Osterweiterung ermöglicht eine stärkere Arbeitsteilung zwischen den relativ kapitalreichen Staaten der EU und den relativ arbeitsreichen Zutrittsländern Mittel- und Osteuropas, von der insbesondere die ostdeutschen Kreise in Nähe der Grenze profitieren können. Diese Studie widmet...

This article studies entrepreneurial activities emerging out of one of Germany's most prominent dot.com firms: Intershop, a maker of e-commerce software. We show that Intershop spawned at least 30 spin-offs. The majority entered locally, giving rise to a small but growing software cluster and...

Regionale Unterschiede zu den wirtschaftlichen Folgen der Coronakrise in Deutschland sind bisher nur unzureichend dokumentiert. In der vorliegenden Studie nutzen wir Daten zur Geschäftslage der Unternehmen und Arbeitsmarktstatistiken auf Landkreisebene, um die ökonomischen Effekte in...

In this paper we show that the recent model by Duranton (AER, 2007) performs remarkably well in replicating the city size distribution of West Germany, much better than the simple rank-size rule known as Zipf's law. The main mechanism of this theoretical framework is the churning of industries...

Die regionale Wirtschaftskraft der 402 Kreise Deutschlands, gemessen an ihrer Bruttowertschöpfung pro Kopf, ist 2014 deutlich gleicher als 2000 verteilt. Das gilt auch für die 1 300 Regionen der EU – wobei allerdings innerhalb der alten EU-15-Staaten ein Anstieg der regionalen Ungleichheit...

In this paper we find evidence that the new economic geography approach is able to describe and explain the spatial characteristics of an economy, in our case the German economy. Using German district data we estimate the structural parameters of a new economic geography model as developed by...

Recent studies of border effects have focused on the intra-country and inter-country comparison of trade flows. It is found that borders have a negative impact on the size of cross-border trade. In order to estimate border effects on a regional level one needs not only data on inter-country but...

In many situations the applied researcher wants to combine different data sources without knowing the exact link and merging rule. This paper introduces a theoretical framework how two different regional administrative data sources can be merged. It presents different merging schemes based on...

Our research, based on the ZEW-Foundation Panel East, examines whether high-tech start-ups are mainly founded in scientific and infrastructural well suited regions or not. Estimation results on the level of postcode areas confirm the hypothesis that specific human capital, knowledge spillovers...