Advisory Board, Politica Economica (Journal of economic policy: theory, policy options, evaluation, 2014-
Associate Editor, Annals of Finance.
Associate Editor, Economic Theory.
Associate Editor, Economic Theory Bulletin.
Associate Editor, Ekonomika a Management.
Associate Editor, Review of Business and Economics Studies.
Associate Editor, Greek Economic Review.
Editorial Advisory Board, The Open Economics Journal, 2008 - 2014.
Editorial Advisory Board, The Open Economics and Management Journal, 2014 - .
Editorial Board, Game Theory.
Editorial Advisory Board, The Journal of Risk Finance.
Editorial Advisory Board, Decisions in Economics and Finance.
Editorial Advisory Board, Pemptousia.
Active Member, Association for Banking and Finance.
Member of the Scientific Committee, XIII SAET, Paris, 2013
Member of the Scientific Committee, 19th Workshop on General Equilibrium Theory, Krakow, 2010.
Member of the Scientific Committee, X SAET, Singapore, 2010
Member of the Scientific Committee, IX SAET, Ischia, 2009.
Member of the Scientific Committee, International Conference: New Theory of Economics and Management of Organizations, 2008.
Member of the Scientific Committee, VΙII SAET, Kos, 2007.
Member of the Scientific Committee, VΙI SAET, Vigo, 2005.
Member of the Scientific Committee, VI SAET, Rhodes, 2003.
Member of American Economic Association, Econometric Society, European Economic Association, European Finance Association, Society for the Advancement of Economic Theory, Alumni Yale Association, Athens College Alumni Association, Friends of Mt. Athos.
Referee: Annals of Finance, Economic Journal, Economic Theory, Games and Economic Behaviour, Journal of Banking and Finance, Journal of Business and Economic Statistics, Journal of Economic Surveys, Journal of Economic Theory, Journal of Financial Stability, Journal of International Financial Markets, Institutions and Money, Journal of Mathematical Economics, I.M.F. Economic review, International Review of Economics and Finance, Open Economies Review, Oxford Economic Papers.
Economic Advisor, Prime Minister of Greece, Mr. Antonis Samaras, 2011-12.
Economic Advisor, Bank of Korea, Financial Stability Report and Europe, 2012-13.
Witness, The House of Lords EU Economic and Financial Affairs and International Trade Sub-Committee’s report, The future of economic governance in the EU, 2011.
Research Advisor and Foreign Partner. International Laboratory in Financial Economics, International College of Economics and Finance, Higher School of Economics, Moscow, 2011-.
Member. International Expert Council in Economics at the Higher School of Economics (HSE), Russia, 2010-.
Member. Academic Advisory Board, International College of Economics and Finance, Moscow, 2012-.