Kostas Kardaras

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We are living in an era of implementing complete smoking cessation in all closed areas, following the example of the USA and other countries in the European Union. We appear more tolerant in our mentally ill in-patients, especially the ones suffering from long-term schizophrenia, where smoking is accepted and even encouraged. We tried to investigate the(More)
In this thesis we study the utility maximization problem for power utility random elds in a general semimartingale nancial market, with and without intermediate consumption. The notion of an opportunity process is introduced as a reduced form of the value process for the resulting stochastic control problem. This process is shown to describe the key(More)
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