European Commission, DGECFIN, International Monetary Fund (IMF), Corvinus University of Budapest, Polish Academy of Sciences (PAS), London School of Economics & Political Science (LSE) - Institute of Global Affairs, Institut d'Etudes Politiques de Paris (Sciences Po), European Bank for Reconstruction and Development (EBRD), European Bank for Reconstruction and Development (EBRD), Centre for Economic Policy Research (CEPR), Citibank, N.A., Warsaw School of Economics (SGH), Warsaw School of Economics (SGH), European Bank for Reconstruction and Development (EBRD), Vienna Institute of International Economic Studies (WIIW), LINET, Independent, University of Debrecen, Carleton University, Erste Bank Hungary Zrt., Central European University (CEU), Central European Labour Studies Institute, International Business School - Budapest (IBS), Vienna Institute of International Economic Studies (WIIW), Technische Universität München (TUM)Deggendorf Institute of Technology, World Bank, Academy of Financial Management, Ministry of Finance of Ukraine, University of Ljubljana - Faculty of Economics, Kozminski University, Babes-Bolyai University, Bank of Estonia, Independent, European Bank for Reconstruction and Development (EBRD), International Monetary Fund (IMF), European Fund for Strategic Investments (EFSI), Czech National Bank (CNB), Center for Advanced Economic Studies (CEVES), GKI Economic Research, DG-ECFIN, European Commission, Independent and Croatian National Bank