United Nations University - Institute on Comparative Regional Integration Studies (UNU-CRIS), International Labour Organization (ILO), European Central Bank (ECB) - Directorate General Economics, European Central Bank (ECB), European Central Bank (ECB), Banque Nationale de Belgique, Deutsche Bundesbank, Bank of Greece, Bank of Greece, Independent Authority for Fiscal Responsibility, Banque de France, Central Bank of Ireland, Bank of Italy, Banque Centrale du Luxembourg, de Nederlands Bank, Oesterreichische Nationalbank, Banco de Portugal, European Central Bank (ECB) - Directorate General International and European Relations, Danmarks Nationalbank, Sveriges Riksbank and European Central Bank (ECB) - Directorate General Economics