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densities using the principle of maximum entropy. For the case of identically and independently distributed returns, we easily … derivation of option prices. -- Maximum Entropy density ; No Arbitrage Condition …
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. -- option implied probability of default ; risk neutral density ; cross entropy …
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In this paper we ‘update’ the option implied probability of default (option iPoD) approach recently suggested in the literature. First, a numerically more stable objective function for the estimation of the risk neutral density is derived whose integrals can be solved analytically. Second,...
Persistent link: https://www.econbiz.de/10010471968
by combining the entropy approach, dynamic copulas and rank correlations. Our density estimates yield information about …
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optimizer. The mathematical motivation for such hybrid networks is presented, using the Kolmogorov theory of metric entropy. As …
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" to the physical probability measure P, where closeness is measured in terms of relative entropy. In this paper, we … determine the minimal entropy martingale measure in a market where securities are traded with payoffs depending on two types of … these risks are independent under the entropy measure. Moreover, in such a market the entropy measure of the combined …
Persistent link: https://www.econbiz.de/10010391547