The process of price convergence in the EU Member States in the years 1995-2011 was investigated in this research. The period under examination was rich in many intensive activities aimed at integrating the Community. According to economic theory, it is expected that these processes, reflected...

This paper makes the comparative assessment of the impacts of the first, second, third and fourth waves of the COVID-19 pandemic on the stock market in Poland and on the link between the WIG20 index and the S&P500 index. The Polish stock was chosen as not analyzed enough in terms of the impact...

The paper deals with the topic of modelling the probability of bankruptcy of Polish enterprises using convolutional neural networks. Convolutional networks take images as input, so it was thus necessary to apply the method of converting the observation vector to a matrix. Benchmarks for...