Diese Dissertation behandelt die Herausforderungen der Dekarbonisierung im Energiesektor aus verschiedenen Perspektiven mit unterschiedlichen Methoden. Kapitel 1 liefert Hintergrund und Motivation. Kapitel 2 analysiert die Beziehung zwischen geografischer und zeitlicher Flexibilität im Strommarkt in einem Szenario mit 100% erneuerbaren Energien in zwölf mitteleuropäischen Ländern. Unter Anwendung eines ...
To ensure continued survey participation and data quality, the survey landscape must adapt to the changing social reality, especially with regard to mobility and digitalization. This requires survey researchers to move from one-size-fits-all solutions to a data collection strategy that takes into account people's communication habits, abilities and preferences. For several decades, computer...
Individuals are embedded in social contexts: although many large-scale, cross-thematic social science surveys already attempt to do justice to this fact, so far research has only been partially successful. The aim of this study is to supplement and improve the existing data collection strategies - survey designs for multiple actors (MA) and questionnaire modules for egocentric networks (ECN) -...
This paper investigates the heterogeneous responses of exporters to policy reforms undertaken by the People’s Bank of China to internationalize the Renminbi (RMB). Using detailed customs data from France for the initial years of these reforms (2011-2017), it documents several novel stylized facts on RMB adoption, highlighting both the growth and extreme skewness in RMB’s uptake across firms and varieties. ...
Der Fach- und Arbeitskräftemangel ist ein anhaltend großes Problem für die wirtschaftliche Entwicklung in Deutschland. Zur Auflösung der Fußnote[1] Verschiedene politische Handlungsoptionen zur Lösung oder Abmilderung des Arbeitskräftemangels werden immer wieder diskutiert: beispielsweise die Zuwanderung von Fachkräften aus dem Ausland, Zur Auflösung der Fußnote[2] die stärkere Mobilisierung von älteren ...
Merger control plays a central role in competition policy. When assessing proposed mergers, Competition Authorities should consider its impact on all relevant markets. Large mergers between manufacturers typically impact competition, thus requiring the approval of Competition Authorities. Divestitures are often a condition of merger approval. This report investigates the effectiveness of implementing ...
This study examines the familial ties in the social support network of refugees in Germany. It investigates whether distance to family plays a role in the provision of emotional and informational support and how this relationship is moderated by social network services (SNS). Using data from the IAB-BAMF-SOEP Survey of Refugees (N = 5237), the paper provides evidence for a family-centred network. Increasing ...
