Mit diesem Bericht dokumentiert das Institut für Versicherungswesen (ivwKöln) seine Forschungsaktivitäten des vergangenen Jahres. Wir geben damit gegenüber der Öffentlichkeit und insbesondere den Freunden und Förderern des Instituts Rechenschaft über die geleistete Forschungsarbeit....

Die GeoRisikoForschung der Münchener Rück analysiert seit mehr als 30 Jahren Naturkatastrophen rund um den Globus und dokumentiert diese in der NatCatSERVICE-Datenbank. Die Daten zeigen einen deutlichen Anstieg der Naturkatastrophen, der vor allem durch wetterbedingte Ereignisse begründet...

Nach den Terrorattacken vom 11. September sehen sich die privaten Erst- und Rückversicherer mit einer völlig veränderten Risikolage konfrontiert, die sie bisher bei ihren Kalkulationen außer Acht ließen. Dr. Michael Wolgast, Gesamtverband der Deutschen Versicherungswirtschaft, schlägt...

As cyber events have virtually no geographical limitations and can result in economic losses on a global scale, the assessment of return periods for such economic losses is currently debated among experts. The potential accumulation of consequential insurance losses due to intrusions or viruses...

Suppose are independent subexponential random variables with partial sums. We show that if the pairwise sums of the ’s are subexponential, then is subexponential and . The result is applied to give conditions under which as , where are constants such that is a.s. convergent. Asymptotic tail...

Traditionally, insurance risks are borne in reinsurance markets. In 1990s, however, after the sequence of huge natural disasters and huge insurance payments, the reinsurance markets reduced its capability to bear risks, especially those related to catastrophic natural disasters....

The study of natural catastrophe models plays an important role in the prevention and mitigation of disasters. After the occurrence of a natural disaster, the reconstruction can be financed with catastrophe bonds (CAT bonds) or reinsurance. This paper examines the calibration of a real...

The paper studies insurance with moral hazard in a system of contingent-claims markets. Insurance buyers are modelled as Cournot monopolists or oligopolists. The other agents condition their expectations on market prices, as in models of rational-expectations equilibrium with asymmetric...

It is widely recognized that ?market failure? prevents efficient risk sharing in natural disaster insurance. As a consequence, many countries adopted institutional frameworks presenting public sector participation, often praised as public-private partnerships. We define risk selection as a...