International Forum on Urbanism, Deflt (NL). Best paper in Urban Economy, 2009.

1. United Nations – Economic Commission for Europe, Affordable and social housing and real estate economics, 2019-
2. United Nations – Economic Commission for Europe, Housing finance, 2020 –
3. United Nations – Economic Commission for Europe, Management of multi-apartment buildings, 2020 –
4. INNOTAL (Integrating Talent Development Into Innovation Ecosystems In Higher Education, European Centre of Quality, BG, participant, 2017 – 2019,
5. EU Programme ERASMUS+, Varna University of Management (Lead Partner), participant, 2013-2016.
6. Onassis Foundation – Ministries of Climate and Environment, Economy and Development. Elaboration of State-aid incentives for the renewal and reuse of the Athens city-center building stock through financial instrument, 2014-2015. Scientific responsible.
7. Municipality of Athens – Organization for Planning and Environmental Protection of Athens (ΟΡΣΑ). Feasibility study for the Creation of an Urban Development Fund within the framework of the EU-JESSICA Initiative. Audited by the European Investment Bank (2013-2014). Scientific responsible.
8. Leading and Managing Change in Higher Education (La Manche). Lead Partner: Varna University of Μanagement. Tempus IV Programme. participant 2012-2015. Συμμετέχων.
9. COST Action ISO1003: MEGAPROJECT, Coord. Leeds University, UK, Διάρκεια: 2011-2015.
10. COST Action IS0902: Systemic Risks, Financial Crises and Credit – the roots, dynamics and consequences of the Subprime Crisis. Bielefeld University, Germany. 2010-2014.
11. COST Action TU0803, Cities Regrowing Smaller – fostering Knowledge on Regeneration Strategies in Shrinking Cities across Europe. Coord: Technische Universität Dresden. 2009–2013.
12. Railroad Areas Reclaim – RARE, EU, INTERREG III B CADSES (2005–2007).
13. PROMISE (Municipal Property Management in South-Eastern European Cities, EU SEE Transnational Cooperation Program. Lead partner UTH, 2009–2012.
14. URBACT II – JESSICA 4 cities (J4C). Joint European Support for Sustainable Investment in City Local support group: AEDA. Lead Partner: Regione Toscana. 2008-2010.
15. Ministry of Environment. Land Policy in Greece. University of Thessaly, (1996-1998).

1. Loukissas Ph. and Triantafyllopoulos N., 2002, Community Involvement in Tourism Land Use Planning. In Yorgos Apostolopoulos and Denis J. Gayle (eds), Island Tourism and Sustainable Development. Caribbean, Pacific and Mediterranean Experiences, Praeger: Westport, Connecticut, London, pp. 249-271.
2. Triantafyllopoulos N., 2008, Family Landed property relations regarded as a source of social capital. In Psycharis Y. and Skayannis P., The context, dynamics and planning of urban development: a collection of papers, University of Thessaly Press, Volos, pp. 245-258.
3. Triantafyllopoulos N., Alexandropoulou I. 2010, The role of the international financial organizations in the development and management of Mediterrannean cities, in Beriatos and Papageorgiou (eds), Regional planning – Urban planning – Environment, UTH Press, Volos, pp. 327-340.
4. Triantafyllopoulos N., 2009, Global Capitals Role in the (De)Structuration of Urban Space. In Rosemann J., Qu L. and Sepulveda D. (eds) The New Urban Question. Urbanism Beyond Neo-Liberalism, IFoU and Papiroz Publishing, Rotterdam and Rijswijk, pp. 79-89.
5. Triantafyllopoulos N. 2015, The Athens-city center building stock, Athens social atlas (http://www.athenssocialatlas.gr)
6. United Nations – Economic Commission for Europe, 2019. Policy framework for Sustainable Real Estate Markets. UN-Geneva.
7. United Nations – Economic Commission for Europe, 2019. Guidelines
   on the Management and Ownership of Condominium Housing, UN-Geneva.

1. Loukissas Ph. and Triantafyllopoulos N., 1997, Factores de competitividad para destinos turisticos tradicionales, Papers de Turisme, Nr 22, pp. 115-129.
2. Τriantafyllopoulos N., 2005, The Athens Office market crisis: an interpretative approach, Aeichoros, Vol. 4, nr 2, pp. 4-33.
3. Τriantafyllopoulos N., 2006, Public Sector Transparency and Tourism Real Estate Investments in Greece, Regional and Sectoral Economic Studies, Vol. 6, Nr. 2, pp. 57-72.
4. Triantafyllopoulos N., 2007, Mutations et Pratiques d’Aliénation des Propriétés Foncières Rurales en Grèce, NEW MEDIT a Mediterranean Journal of Economics, Agriculture and Environment, Vol. 6, Nr 4, pp. 36-44.
5. Triantafyllopoulos N., 2007, Social Capital and local development. The role of family land property, Greek Review of Social research, Nr 123, pp. 31-54.
6. Triantafyllopoulos N., 2008, Does Land Property Structure affect Local Development Patterns? Evidence from a Greek Tourist Area, Urban Studies, Vol. 45, Nr 4, 797-824.
7. Triantafyllopoulos N., 2008, Entre local et régional: Le foncier dans les politiques de développement régional du tourisme en Grèce, Téoros, Vol. 27, Nr 2, pp. 49-58.
8. Triantafyllopoulos Ν., Alexandropoulou Ι., 2010, Transfer of Building Rights. The planning tools and the property market. Environment and Law, Nr 4/2010, pp. 642-653.
9. Triantafyllopoulos and Kandyla T., 2010, House buyers’ behavior during the period, 2004-2007, Aeichoros, Vol. 13, pp. 94-117.
10. Triantafyllopoulos Ν., 2011, The new preferential relationships between the property market and the urban development and planning, Aeichoros, Vol. 15, pp. 152-181.
11. Triantafyllopoulos N., 2017, On the origins of tourist urbanization in Greece: Land speculation and property market (in)efficiency. Land Use Policy, Vol. 68, pp. 15-27.
12. Triantafyllopoulos N., 2018, The restoration of listed buildings. The legal and economic basis for the State-Aid allowances, Environment and Law, Vol. 1/2018.
13. Triantafyllopoulos N. 2020, Urban planning and Real Estate Markets: the economic relationships, Environment and Law, Vol. 1/2020.

1. Loukissas Ph. and Triantafyllopoulos N., 1996, Competitive Factors of Traditional Tourist Destinations. 2^nd International Forum on Tourism in Benidorm, 6-8 November.
2. Triantafyllopoulos N., 2002, Land Property Role in the Tourism Development in Greece, XVI Association of the European Schools of Planning conference, University of Thessaly, Volos.
3. Triantafyllopoulos N., 2006, Spéculation foncière dans les espaces touristiques en Grèce, XLII^o colloque de l’ Association de Science Régionale de Langue Française et du Groupe de Recherche sur les Espaces et les Réseaux du Βassin Méditerranéen, Sfax, Tunisia.
4. Alexandropoulou I., Τriantafyllopoulos N., 2006, Contradictions in the Management of State-owned Tourist Properties in Greece, 13^th Annual European Real Estate Society conference, Bauhaus University, Weimar, Germany.
5. Alexandropoulou I., Triantafyllopoulos N., 2006, Public-Private Partnerships in Greece: Past Experience and Perspectives, 13^th Annual European Real Estate Society conference, Bauhaus University, Weimar, Germany.
6. Triantafyllopoulos N., 2006, Family and Landed Property Relations Regarded as Social Capital, 46^th congress of the European Regional Science Association conference, University of Thessaly,
7. Triantafyllopoulos N., 2006, Constrains in Real Estate Investments in Greece. 46^th congress of the European Regional Science Association conference, University of Thessaly, Volos.
8. Triantafyllopoulos N., 2007, Land Speculation Role and Local Development Process. 14^th Annual European Real Estate Society conference, Cass Business School, City of London.
9. Triantafyllopoulos N., 2007, Space, Land Property and Institutions in the Local Development Process, XXI Association of the European Schools Of Planning conference, Naples.
10. Triantafyllopoulos N. & Psycharis Y., 2007, Le foncier dans les politiques de développement régional en Grèce. 47^th congress of the European Regional Science Association, Paris.
11. Triantafyllopoulos N., 2008, A Heterodox Economics Approach of Property Market Efficiency. 17^th Annual American Real Estate and Urban Economics Association International conference, Istanbul.
12. Triantafyllopoulos N., 2008, Municipal Real Property Asset Management in Greece.15^th Annual European Real Estate Society conference, Krakow, Poland.
13. Triantafyllopoulos Ν., 2008, Tracing the Effects of the Global Real Estate Markets on Urban Development and Planning. 8^th Congress of the Greek Section of the Regional Science Association, Athens.
14. Kandyla Th. and Triantafyllopoulos N., 2008, House Buyers’ Behaviour during the Period 2004-2007, 8^th Congress of the Greek Section of the Regional Science Association, Athens.
15. Voulgaris S. and Triantafyllopoulos Ν., 2008, The Subprime Crisis. Reasons and Mechanisms. 8^th Congress of the Greek Section of the Regional Science Association, Athens.
16. Triantafyllopoulos N. and Alexandropoulou Ι., 2009, Urban Planning and Property Rights: The Case of Transfer of Development Rights, Proceedings of the 2^nd Greek Congress of Planning and Regional Development, Volos, Greece.
17. Triantafyllopoulos Ν., 2009, Possibilities of Public-Private Partnerships in Urban Regeneration Programmes in Greece, Proceedings of the 2^nd Greek Congress of Planning and Regional Development, Volos, Greece.
18. Triantafyllopoulos N., 2009, Global Capital’s Role in the (De)Structuration of Urban Space. (BEST PAPER AWARD), 4^th International Congress of the International Forum on Urbanism, Amsterdam/Delft, Netherlands.
19. Triantafyllopoulos N. and Kandyla Th. 2010, Buyers’ Behaviour and the Housing Bubble in Greece. 17^th Annual European Real Estate Society conference, 23-26 June, Boccoνi University, Milan, Italy.
20. Triantafyllopoulos N. and Alexandropoulou I., 2010, Land-based Financing of the EU JESSICA Initiatives. 17^th Annual European Real Estate Society conference, 23-26 June, Milan, Italy.
21. Τriantafyllopoulos Ν. and Alexandropoulou Ι., 2010, The Role of Big Financial Organisations on the Urban Development and Governance of the Mediterranean Cities. 10^th International Conference of the Foundation of Kefallonia and Ithaca, Argostoli, Greece
22. Τriantafyllopoulos Ν., 2008, Globalization, Property market and urban management, 8th Conference of the Regional science Association – Greek Section, Athens.
23. Τriantafyllopoulos Ν., 2009, PPP opportunities in urban regeneration programmes in Greece, 2^nd conference of Planning and Regional development, DPRD/UTH, Volos, Greece.
24. Τriantafyllopoulos Ν., Alexandropoulou Ι., 2009, Urban Planning and property rights: the case of TDR, 2^nd conference of Planning and Regional development, DPRD/UTH, Volos, Greece.
25. Kessopoulou S., Τriantafyllopoulos N. 2009, Property ownership status and property market in Berlin, after the fall of the Wall, 2^nd conference of Planning and Regional development, DPRD/UTH, Volos, Greece.
26. Triantafyllopoulos N., Xythali & Charoulis A. (2015). Possibilities and limitations for old buildings renovation through financial economic instruments in the Athens city center: financial and legal issues. 9^th Annual Conference of the International Academic Association for Planning Law and Property Rights, Volos, Greece.
27. Triantafyllopoulos N. & Charoulis A. (2015). The renewal of the Athens center buildings stock under crisis conditions. 9^th Annual Conference of the International Academic Association for Planning Law and Property Rights, Volos, Greece.
28. Voulgaris S. & Triantafyllopoulos N., 2015. Towards a dynamic approach of the Προς μια δυναμική αποτίμηση των δικαιωμάτων ιδιοκτησίας και των πολεοδομικών ρυθμίσεων δημοσίων ακινήτων. 3^ο Πανελλήνιο Συνέδριο Πολεοδομίας, Χωροταξίας και Περιφερειακής Ανάπτυξης, ΤΜΧΠΠΑ, Βόλος.
29. Τριανταφυλλόπουλος Ν., 2015. Η αποκατάσταση και επανάχρηση διατηρητέων κτηρίων. Θεσμικές και οικονομικές διαστάσεις. Greek Society of Environment and Culture, Kastoria (invited).
30. Triantafyllopoulos N. & Voulgaris S., 2016. Reconsidering “hybrid” planning tools for public properties’ development through Public-Private Partnerships. 10^th Annual Conference of the International Academic Association for Planning Law and Property Rights, Bern, CH.
31. Triantafyllopoulos N. 2017. The reuse of abandoned, derelict and empty real estate properties in Athens. 24^th annual European Real Estate Society conference, Delft, NL.
32. Mastorodimou S., Triantafyllopoulos N., Duquenne M.-N., 2018. Aspects of the financialization of housing in Greece. Case study: Athens, Real Estate and Land Planning conference (RELAND), Mykonos.
33. Ralias E., Triantafyllopoulos N., 2018. Property taxation and urban planning: the missing link, Real Estate and Land Planning conference (RELAND), Mykonos.
34. Triantafyllopoulos N., 2018. The renewal and reuse of listed buildings in urban regeneration areas, Urban renewal and development conference, DPRD/UTH, Volos.
35. Triantafyllopoulos N. 2018. Renovation of buildings with historical value. UNECE – UN-Habitat Conference, Sofia. (invited).