TY JOUR TI The role of Big Data in financial risk management KW Big Data KW financial risks KW risk management KW banking sector KW digital transformation KW financial technologies KW credit risk KW cybersecurity KW artificial intelligence KW machine learning KW financial stability KW data analysis KW digital economy JO JOURNAL OF MONETARY ECONOMICS AND MANAGEMENT AU Kostyuk, S.V. PY 2026 IS 0 PB ITBO University