On Wikipedia, the largest online encyclopedia, editors who contribute to the same articles and exchange comments on articles' talk pages work in collaborative manner engaging in communication about their work. Thus they can be considered as peers who are likely to influence each other. In this...

We use de-identified data from Facebook to study the social integration of Syrian migrants in Germany, a country that received a large influx of refugees during the Syrian Civil War. We construct measures of migrants’ social integration based on Syrians’ friendship links to Germans, their...

This paper investigates the embeddedness of European regions in different types of inter-regional knowledge networks, namely project based R&D collaborations within the EU Framework Programmes (FPs), co-patent networks and co-publication networks. Embeddedness refers to the network positioning...

This paper investigates the embeddedness of European regions in different types of inter-regional knowledge networks, namely project based R and D collaborations within the EU Framework Programmes (FPs), co-patent networks and co-publication networks. Embeddedness refers to the network...

Überall auf der Welt findet eine zunehmende Versiegelung des Bodens statt. Die Gründe für den steigenden Flächenbedarf – hauptsächlich Bevölkerungs- und/oder Wirtschaftswachstum – unterscheiden sich nicht wesentlich in den verschiedenen Ländern. Gleiches gilt für die Auswirkungen von...

This paper demonstrates spatial evaluation methods on data from the German Socio-Economic Panel (SOEP) study using geo-coordinates and spatially relevant indicators from remote sensing data. By geocoding the addresses of private households (while not identifying them by name and while...

This paper demonstrates the spatial evaluation of survey data from the German Socio-Economic Panel (SOEP) study using geo-coordinates and spatially relevant indicators from remote sensing data. By geocoding the addresses of survey households with block-level geographic precision (while...

Nach über 20 Jahren Diskussionen liegen derzeit drei Modelle zur Reform der Grundsteuer vor. Sie basieren auf wert- und flächenbezogenen Bemessungsgrundlagen sowie einer Kombination aus beiden. Die Rechnungen zum regionalen Aufkommen belegen, dass die wertbasierten Modelle mit der höheren...

The paper proposes an econometric approach for quantifying jointly the geographical scope of commuting as well as the various forms of agglomeration economies originating from metropolitan centers. Adopting an urban economics perspective, and using land prices to measure their aggregate effects,...