Post offices, inherited from the Industrial Revolution, were monolithic telephone and postal administrations. They were intimately linked to the fabric of nations and made significant contributions to state finances. From the 1960s onwards, integrators, such as UPS and FEDEX, started offering...

We present a new method to measure the intraday relationship between movements of implied volatility smiles and stock returns. It is based on an enhanced smile regression model which captures patterns in the intraday data which have not yet been reported in the literature. Using transaction data...

Wovon hängt ab, ob es einem Berufsverband gelingt, Mitglieder zu binden und damit einen hohen Organisationsgrad zu erreichen? Eine Befragung von insgesamt 850 gegenwärtigen und ehemaligen Mitgliedern aus den 13 Sektionen eines Verbands mit unterschiedlichem Leistungsangebot in seinen Sektionen...

Les études sur les carrières de dirigeants ou top managers visent traditionnellement à souligner les influences des cadres institutionnels nationaux sur les parcours de carrières. Plus rares sont les études portant sur les carrières de top managers internationaux. Bien que la figure du...

Performance is the lifeblood of a firm's management. Performance itself depends on the adaptation of strategy, based on learning and the environment. An important way that firms adapt their strategy is through imitation or mimetic isomorphism. Imitation implies a referent for such adaptations....

In the three-factor model of Fama and French (1993), portfolio returns are explained by the factors Small Minus Big (SMB) and High Minus Low (HML) which capture returns related to firm capitalization (size) and the book-to-market ratio (B/M). In the standard approach of the model, both the test...

Until today there is a research gap considering the question, what motivates a member to enter or leave a co-op, resp. what are the reasons to stay in a co-operative. The majority of studies about this topic mainly focus on economic factors and the rational behavior of the member. However,...

Contradictory and missing outcomes are problems common to many qualitative comparative studies, based on the methodology of crisp-set QCA. They also occur in public policy analyses, e.g. if important background variables are omitted or outcomes of new policies are technically censored. As a new...

The present article proposes a new approach to compare mobile communication service prices among different communications service providers. To this end, a hedonic model based on monthly phone bills is employed that relates billed amounts and the quantities of consumed mobile communication...

This paper examines how family and non-family ownership affects the performance of Swiss listed firms from 2003 to 2010. We distinguish between these two types of controlling shareholders since they have different objectives. We hypothesise that only family shareholders have a real incentive to...