In this paper we make use of a unique dataset collected in the central train station of Kiel, Germany. A group ticket is used by individual proposers who search for co-travelers to share the ride with shortly before the train departure. The bargaining behavior resembles the Ultimatum game to the...

This study analyses the expansion of the EU into energy market regulation. It shows that the limits to EU influence and, thereby, EU energy market regulation for the internal energy market, begin where EU influence affects national interests with regard to ensuring energy security. This...

The adoption of COVID-19 Contact Tracing Apps (CTAs) has been proposed as an important measure to contain the spread of COVID-19. Based on a cross-national dataset, this paper analyzes public perceptions towards CTAs and the factors that drive CTA acceptance in China, Germany, and the United...

Seit einigen Jahren steigt die Dominanz weniger Vereine im deutschen Fußball. Wiederholte Gewinne der Meisterschaften in der Fußball-Bundesliga und die Beteiligung an Spielen auf europäischer Ebene versetzen diese Vereine finanziell in die Lage, dauerhaft in ihre Spieler-Kader zu investieren....

The paper aims at estimating the innovation impact of the vertical integration of knowledge intensive business services (KIBS) into manufacturing. Referring to the vertically integrated sectors of an economy allows innovative knowledge, which is transferred directly and indirectly from KIBS to...

In recent years, voter ID laws and convenience voting have generated heated partisan debates. To shed light on these policy issues, we survey the recent evidence on the institutional determinants and effects of voter turnout and broaden the perspective beyond the most debated rules. We begin by...

This paper investigates the incentives market participants have in the German electricity balancing mechanism. Strategic over- and undersupply positions are the result of existing stochastic arbitrage opportunities between the spot market and the balancing mechanism. This strategic behavior can...