**Acknowledgements**

The publication of this article was supported by the 2020 Development Fund of the Babeș-Bolyai University, Cluj-Napoca, Romania and the grant PN-III-P4- ID-PCE-2020-2174 titled "Intelligent analysis and prediction of the economic and financial crime in a cyber-dominated and interconnected business world", financed from the Romanian Minister of Education and Research."
