This paper analyses the income effect of the participation in elite sports. To quantify the average difference in the monthly net income of former elite athletes and non-athletes we estimate sample average treatment effect scores (SATT) by using covariate nearest-neighbour matching (CVM). While...

This paper applies the German Socio-Economic Panel to analyse the effect of within household in-come comparison on individual life satisfaction. Our estimates indicate, a primary breadwinner wifedecreases spousal individual happiness by roughly nine per cent. To state the economic...

Dieser Beitrag untersucht den Begriff der Initiative in Strategie und operativer Kunst aus spieltheoretischer Perspektive. Wir modellieren dazu den Unterschied zwischen den beiden Wirkmechanismen der Initiative: der Einflussnahme auf gegnerisches Verhalten zum einen und der Beschneidung der...

The dynamics of online news and political outcomes have been of high interest in various research fields in recent years. This paper provides a new method to estimate media bias using a structural topic model and cosine similarity to test slanting toward different political actors. For the...

In contrast to traditional business models, two-sided platforms internalize indirect network effects that exist between different groups of platform participants. The strength of the network effects has a decisive influence on the success of the platform and its market position. Markets with...

This paper analyses all final merger decisions by the European Commission from the beginning of 1990 up to the end of 2019. We use a novel dataset, containing information about 6245 merger cases from all economic sectors and combining all sorts of decisions, inclusive of withdrawn and prohibited...

den letzten Monaten und Jahren wird insbesondere in den USA aber auchin Europa eine intensive Diskussion darüber geführt, inwiefern die bisherpraktizierte Gleichbehandlung der Datenpakete im Internet regulatorischfestgeschrieben werden sollte (vgl. z.B. Hahn & Wallsten, 2006; Sidak,2006; van Schewick,...

This paper analyses the interdependency between the market formusic recordings and concert tickets, assuming that there are positiveindirect network eects both from the record market to ticket sales forlive performances and vice versa. Using a model with two interrelatedSalop circles we show...

Auch rund 20 Jahre nach der Wiedervereinigung ist die Diskussion um Unterschiede in derBevölkerung in Ost- und Westdeutschland noch nicht verebbt. Vielmehr scheint es immernoch ein vehementes Interesse an Vergleichen zwischen Bürgern in Ost und West zu geben,wobei häufig auch Studierende im...

Quarterly data of magazine circulation are used to analyse the consumption behaviour of the readers of German popular magazines in a panel framework using OLS,2SLS and generalized method of moments techniques,in order to test the rational addiction hypothesis in respect with goods without any...