<title>Abstract</title>Machine learning techniques have proven good performance in classification matters of all kinds: medical diagnosis, character recognition, credit default and fraud prediction, and also foreign exchange market prognosis. Customer segmentation in private banking sector is an important step...

Option-implied risk-neutral densities incorporate market expectations with respect to the future course of option underlyings. Under the risk neutrality assumption various methods have been developed. In this paper, we look into two of them: parametric mixture of lognormals method and...

This paper presents several views on stochastic aspects in economic modeling. The authors analyzed the necessity of stochastic approach in economics, they described the specificity of stochastic models in this field and they presented the premises of this approach as well as the tools used. An...