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In this paper, we consider a complete continuous-time financial market with discontinuous prices and different types of side-information (initial or progressive strong information, weak information). The agents strive to maximize the expectation of the logarithm of their terminal wealth. Our...
Persistent link: https://www.econbiz.de/10008873615
Résumé On étudie par des méthodes de type calcul stochastique les propriétés de martingales d'une classe très générale de processus de branchement à valeurs mesures. Leurs caractéristiques locales et temps d'explosion sont explicités en fonction de la forme de leur cumulant. Enfin,...
Persistent link: https://www.econbiz.de/10008872721
We present a general model for default times, making precise the role of the intensity process, and showing that this process allows for a knowledge of the conditional distribution of the default only "before the default". This lack of information is crucial while working in a multi-default...
Persistent link: https://www.econbiz.de/10008875234