• 2013-2014 Visiting Professor, Tohoku University, Sendai, JAPAN • 2007 Visiting Researcher, Kyushu University, Fukuoka, JAPAN • 2004-2005 Visiting Researcher, Catholic University of Louvain, Louvain-la-Neuve, BELGIUM • 2003 Visiting Fellow, CREES, Toronto University, Toronto, CANADA • 2002-2003 Visiting Researcher, Kyoto University, Kyoto, JAPAN Visiting Professor, Kyushu University, Fukuoka, JAPAN • Visiting Researcher, INRA, Montpellier, FRANCE • 1997 Honorary Research Fellow, Birkbeck College, London University, UK • 1995-1996 Visiting Researcher, NARC, Tsukuba, JAPAN • 1993-1994 Visiting Professor, University of Missouri, Columbia, USA • Since 1984 Professor, Senior Researcher (1995-2012), Research Fellow (1984-1994), Institute of Agricultural Economics, Sofia

New Institutional and Transaction Costs Economics Policies, Governance and Assessment of Agrarian and Rural Sustainability Environmental and Risk Management Food Security and Food-chain Management Governance of Socio-Economic Development and Transformation Policies and Programs Assessment and Design Institutions, Organizations and Contracts Analysis and Design Policy and Management of Research and Innovation