| Determinants of profitability of non-life insurance companies in Poland during integration with the European financial system S Kozak Electronic Journal of Polish Agricultural Universities 14 (1), 1-9, 2011 | 144 | 2011 |
| Foreign bank entry, credit allocation and lending rates in emerging markets: Empirical evidence from Poland H Degryse, O Havrylchyk, E Jurzyk, S Kozak Journal of Banking & Finance 36 (11), 2949-2959, 2012 | 133 | 2012 |
| The impact of COVID-19 on bank equity and performance: The case of central eastern south European countries S Kozak Sustainability 13 (19), 11036, 2021 | 66 | 2021 |
| Foreign bank entry and credit allocation in emerging markets HA Degryse, O Havrylchyk, E Jurzyk, S Kozak | 46 | 2009 |
| Banking market concentration and bank efficiency. Evidence from Southern, Eastern and Central Europe S Kozak, A Wierzbowska The South East European Journal of Economics and Business 16 (1), 38-52, 2021 | 26 | 2021 |
| Consolidation of the banking sector in Poland in 1989-2013 in comparison with the structural changes of the banking sector in the USA and the EU S Kozak NBP Working Paper, 2013 | 25 | 2013 |
| Przystąpienie Polski do strefy euro a efektywność, poziom konkurencji oraz wyniki polskiego sektora finansowego M Pawłowska, S Kozak Narodowy Bank Polski. Departament Komunikacji Społecznej, 2008 | 19 | 2008 |
| Stabilność i dochodowość banków spółdzielczych w Polsce w czasie kryzysu rynków finansowych S Kozak Zeszyty Naukowe SGGW, Polityki Europejskie, Finanse i Marketing, 252-263, 2010 | 17 | 2010 |
| Consolidation and efficiency of the non-life insurance sector in Poland. S Kozak | 17 | 2010 |
| Self-imaging with nonparabolic approximation of spherical wave fronts K Patorski, S Kozak Journal of the Optical Society of America A 5 (8), 1322-1327, 1988 | 15 | 1988 |
| The effect of foreign bank entry on the cost of credit in transition economies: which borrowers benefit the most? H Degryse, O Havrylchyk, E Jurzyk, S Kozak CEPII, 2008 | 13 | 2008 |
| Did the COVID-19 pandemic amplify the positive impact of income diversification on the profitability of European banks? S Kozak, A Wierzbowska Equilibrium. Quarterly Journal of Economics and Economic Policy 17 (1), 11-29, 2022 | 12 | 2022 |
| Czynniki kształtujące dochodowość i efektywność banków spółdzielczych w okresie integracji z europejskim systemem finansowym S Kozak Zeszyty Naukowe SGGW-Ekonomika i Organizacja Gospodarki Żywnościowej, 141-152, 2010 | 12 | 2010 |
| Do Low Interest Rates mean low earnings for banks? S Kozak Acta Scientiarum Polonorum. Oeconomia 15 (1), 41-49, 2016 | 11 | 2016 |
| Migration of the banking sector to digital banking in Poland S Kozak, B Golnik Economic and Regional Studies (Studia Ekonomiczne i Regionalne) 13 (3), 284-294, 2020 | 10 | 2020 |
| Efficiency of non-life insurance companies and its determinants S Kozak Acta Scientiarum Polonorum. Oeconomia 17 (4), 87-95, 2018 | 10 | 2018 |
| Konsolidacja sektora bankowego w USA S Kozak CeDeWu, 2005 | 10 | 2005 |
| Securitization as a tool of bank liquidity and funding management before and after the crisis: the case of the EU S Kozak, O Teplova e-Finanse: Financial Internet Quarterly 8 (4), 30-43, 2012 | 9 | 2012 |
| Określenie wpływu przystąpienia do strefy euro na efektywność, poziom konkurencji oraz na wyniki polskiego sektora finansowego M Pawłowska, S Kozak Materiały i Studia 228, 1-54, 2008 | 9 | 2008 |
| Will the Reduction of CO2 Emissions Lower the Cost of Debt Financing? The Case of EU Countries S Kozak Energies 14 (24), 8361, 2021 | 8 | 2021 |
