Mobile telecommunication operators routinely charge subscribers lower prices for calls on their own network than for calls to other networks (on-net discounts). Studies on tariff-mediated network effects suggest this is due to large operators using on-net discounts to damage smaller rivals....

Longevity risk has become a major challenge for governments, individuals, and annuity providers in most countries, and especially its aggregate form, i.e. the risk of unsystematic changes to general mortality patterns, bears a large potential for accumulative losses for insurers. As obvious risk...

Recent studies of outlaw communities provide qualitative evidence of their existence and the organisation of the underlying innovation processes. We provide descriptive results from a large scale survey of two online outlaw communities focussing on Microsoft's XBox. In line with previous...

Competitive dynamics research has focused primarily on interactions between dyads of firms. Drawing on the awareness-motivation-capability framework and strategic group theory we extend this by proposing that firms’ actions are influenced by perceived competitive pressure resulting from...

This paper analyzes the numerical impact of different surplus distribution mechanisms on the risk exposure of a life insurance company selling with profit life insurance policies with a cliquet-style interest rate guarantee. Three representative companies are considered, each using a different...

Recent events involving major insurance companies and insurance brokerage firms highlight substantial incentive problems in commercial and reinsurance markets where intermediation takes place. We show that in markets with informed as well as uninformed consumers and heterogeneous risk profiles...

This paper looks at markets characterized by the fact that the demand side is insured. In these markets a consumer purchases a good to compensate consequen¬ces of unfavorable events, such as an accident or an illness. Insurance policies in most lines of insurance base indemnity on the...

Unabhängige Vermittler erbringen im Rahmen Ihrer Tätigkeiten wichtige Dienstleistungen für Versicherungsunternehmen und Versicherungsnehmer. Zum einen soll für Versicherungsnehmer in vielen Bereichen passender Versicherungsschutz besorgt werden (Produktauswahl). Darüber hinaus können...

Mobile telecommunications operators routinely charge subscribers lower prices for calls on their own network than for calls to other networks (on-net discounts). Studies on tariff-mediated network effects suggest this is due to large operators using on-net discounts to damage smaller rivals....

Mobile telecommunications operators routinely charge higher prices for off-net than on-net calls. Previous research provides two alternative propositions on whether on-net / off-net price differentials (OOD) are more attractive for large or for small operators. On the one hand studies on...