Vol. 9 No. 1 (2025)

The editorial team is pleased to share the first issue of Research Papers in Economics and Finance (REF) for 2025. Comprising eight original studies, this volume captures the intellectual energy driving today’s economic and financial discourse. The topics range broadly – from a very conceptual theoretical work focusing on economic surplus, action systems and their longevity, to innovative methods for uncovering non-obvious patterns in data using bibliographic networks, to machine learning techniques for fraud detection. The studies offer theoretical insights grounded in substantive empirical evidence.(...) (Tomasz Klimanek)