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governed by a stochastic process. We focus on model risk arising from different specifications for the mortality intensity. To … respect to misspecification of the mortality intensity. The model risk resulting from the uncertain mortality intensity is of …
Persistent link: https://www.econbiz.de/10010270425
can undertake an active portfolio management strategy by investing in both risk-free and risky assets. Using a two …
Persistent link: https://www.econbiz.de/10010276146
Motivated by a recent demographic study establishing a link between macroeconomic fluctuations and the mortality index kt in the Lee-Carter model, we assess the impact of macroeconomic fluctuations on the solvency of a life insurance company. Liabilities in our stochastic simulation framework...
Persistent link: https://www.econbiz.de/10010265671
We study the valuation of unit-linked life insurance contracts with surrender guarantees. Instead of solving an optimal stopping problem, we propose a more realistic approach accounting for policyholders’ rationality in exercising their surrender option. The valuation is conducted at the...
Persistent link: https://www.econbiz.de/10010293371
, is the risk management of the embedded options by a tractable and realistic hedging strategy. The long maturity of life … explicitly taking into account ``model risk''. In this context, we show how to determine the contract parameters conservatively … and implement robust risk management strategies. This highlights the necessity of a careful choice of guarantees which are …
Persistent link: https://www.econbiz.de/10010263089
order to apply pricing tools of financial mathematics, one needs to isolate a Gaussian risk factor. A conventional model for … Gaussian variable appears. Earlier work investigated this temperature risk in dfferent locations and showed that neither … accurate fitting procedure of localised temperature risk process by achieving excellent normal risk factors. …
Persistent link: https://www.econbiz.de/10010281518
The situation of a limited availability of historical data is frequently encountered in portfolio risk estimation …, especially in credit risk estimation. This makes it, for example, difficult to find temporal structures with statistical … into account. The modelling framework is based on multivariate elliptical processes which model portfolio risk via sub …
Persistent link: https://www.econbiz.de/10010295926
possible at time T if the initial capital is not sufficient to hedge xc. This introduces a new risk into the market and our … main aim is to minimize this shortfall risk by making use of results from bsde theory. …
Persistent link: https://www.econbiz.de/10010324097
to meet their financial obligations. It is based on classical financial-statement approach, a direct inclusion of risk …
Persistent link: https://www.econbiz.de/10010269950
is a new risk factor for enterprises taking part in this system. In this paper, we analyze how risk emerging from … loss account accounting for uncertainties and dependencies. Consequently, this model provides a basis for risk assessment …
Persistent link: https://www.econbiz.de/10010271411