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According to the last proposals of the Basel Committee on Banking Supervision, banks or insurance companies under the advanced measurement approach (AMA) must use four different sources of information to assess their operational risk capital requirement. The fourth includes ’business...
Persistent link: https://www.econbiz.de/10011866503
Operational risk management remains a major concern for financial institutions. Indeed, institutions are bound to manage their own funds to hedge this risk. In this paper, we propose an approach to allocate one's own funds based on a combination of historical data and expert opinion using the...
Persistent link: https://www.econbiz.de/10012168944
Sequential Monte Carlo (SMC) methods are widely used for non-linear filtering purposes. However, the SMC scope encompasses wider applications such as estimating static model parameters so much that it is becoming a serious alternative to Markov-Chain Monte-Carlo (MCMC) methods. Not only do SMC...
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use of importance sampling or the independence chain Metropolis-Hastings algorithm for posterior analysis. A comparative … appropriately yet quickly tuned candidate, straightforward importance sampling provides the most efficient estimator of the marginal …
Persistent link: https://www.econbiz.de/10012749869
The main objective of this work is to develop a detailed step-by-step guide to the development and application of a new class of efficient Monte Carlo methods to solve practically important problems faced by insurers under the new solvency regulations. In particular, a novel Monte Carlo method...
Persistent link: https://www.econbiz.de/10012957257
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macroeconomic models. It allows sampling from particularly challenging, high-dimensional black-box posterior distributions which may …
Persistent link: https://www.econbiz.de/10013473686
proposed algorithm, which is based on tempered importance sampling, adapts the model-based density forecasts to target …
Persistent link: https://www.econbiz.de/10013463266