Olena Havrylchyk joined CEPII as an Economist in 2005. Her research interests include international banking, financial regulation, foreign direct investment and economics of transition. She is also a specialist in Central and Eastern European economies. Olena has published in a number of referred journals, including the Journal of Banking and Finance, World Economy and Economic Systems. She has been a visiting scholar and consultant in the European Investment Bank, National Bank of Poland and South African Reserve Bank. During these visits, she made use of extensive databases on individual banks to investigate the impact of foreign bank entry on local banking markets and access to credit for small and medium enterprises. She has led a group of researchers that conducted a macro stress-testing of the South African banking industry at the beginning of the current crisis. Olena is a graduate of the Ivan Franko Lviv State University (Ukraine) and holds a PhD in Economics from the European University Viadrina (Germany).