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Demographic projections of future mortality rates involve a high level of uncertainty and require stochastic mortality models. The current paper investigates forward mortality models driven by a (possibly infinite-dimensional) Wiener process and a compensated Poisson random measure. A major...
Persistent link: https://www.econbiz.de/10010847042
We study the risk assessment of uncertain cash flows in terms of dynamic convex risk measures for processes as introduced in Cheridito et al. (Electron. J. Probab. 11(3):57–106, <CitationRef CitationID="CR11">2006</CitationRef>). These risk measures take into account not only the amounts but also the timing of a cash flow. We discuss...</citationref>
Persistent link: https://www.econbiz.de/10010997036
In an incomplete financial market model, we study a flow in the space of equivalent martingale measures and the corresponding shifting perception of the fundamental value of a given asset. This allows us to capture the birth of a perceived bubble and to describe it as an initial submartingale...
Persistent link: https://www.econbiz.de/10010997053
We introduce the notion of a convex measure of risk, an extension of the concept of a coherent risk measure defined in Artzner et al. (1999), and we prove a corresponding extension of the representation theorem in terms of probability measures on the underlying space of scenarios. As a case...
Persistent link: https://www.econbiz.de/10005613387
Persistent link: https://www.econbiz.de/10005613428