Bibliographical references Arabadzhieva, M., Vutsova, A. (2019) Social enterprises: successful or/and disputable actor in the field of eco-innovation system, Bulgarian case. European Public & Social Innovation Review, vol. 4, Nº 2, pp. 25-43. Retrieved from: https://pub.sinnergiak.org/esir/article/view/111. Asenova, D.; Damianova, Z. (2017) Social innovation – an emerging concept in Eastern Europe. Retrieved from: https://www.socialinnovationatlas.net/fileadmin/PDF/einzeln/02_SI-in-World-Regions/02_08_SI_Emerging-Concept-in_Eastern-Europe_Asenova-Damianova.pdf. Asmalovskij, A., Sadílek, T., Hinčica, V., Mizerová, M. (2018) Performance of Social Enterprises in the Czech Republic, Journal of Social Entrepreneurship, Retrieved from: https://doi.org/10.1080/19420676.2018.1521865. Boelman, V.; Heales, C. (2015) Social innovation strategies regional report D3.6. Retrieved from: http://www.si-drive.eu/wp-content/uploads/2018/03/D3.6-SI-DRIVE-Global-Region-Report-2015.pdf. BRITISH COUNCIL (2017) Greece Social and Solidarity Economy Report. https://www.britishcouncil.org/sites/default/files/greece_social_and_solidarity_economy_report_greek_british_council.pdf. Buchko, T. (2018) Social Entrepreneurship and Its Implications for Hungary, Periodica Polytechnica Social and Management Sciences, vol. 26, Nº 1, pp. 38-48, Retrieved from: https://doi.org/10.3311/PPso.9376. Defourny, J. and Nyssens, M. (2016) Fundamentals for an International Typology of Social Enterprise Models, ICSEM Working Papers, Nº 33, Liege: The International Comparative Social Enterprise Models (ICSEM) Project. Retrieved from: http://ice.org.br/blog/wp-content/uploads/2017/09/Typology-Defourny-Nyssens.pdf. Defourny, J., Hulgård, L., Pestoff, V. (eds) (2014) Social Enterprise and the Third Sector. Changing European Landscapes in a Comparative Perspective Routledge, London and New York. Dohnalová, M., Guri, D., Hrabětová, J., Legnerová, K. and Šlechtová, V. (2015) Social Enterprise in the Czech Republic, ICSEM Working Papers, Nº 24, Liege: The International Comparative Social Enterprise Models (ICSEM) Project, Retrieved from: https://www.iap-socent.be/sites/default/files/Czech%20Republic%20-%20Dohnalova%20et%20al_0.pdf. Enterprises of Social and Solidarity Economy Act. Retrieved from: https://www.lex.bg/bg/laws/ldoc/2137187968. Etchart. N., Horváth, A., Rosandić, A., Spitálszky, A. (2014) NESsT. The State of Social Entrepreneurship in Hungary, SEFORÏS Country Report, Retrieved from: http://www.seforis.eu/upload/reports/Country_Report_Hungary.pdf. European Commission (2014) Proposed Approaches to Social Impact Measurement. Retrieved from: https://op.europa.eu/en/publication-detail/-/publication/0c0b5d38-4ac8-43d1-a7af-32f7b6fcf1cc. European Commission (2018) SI-DRIVE: Social Innovation: Driving Force of Social Change, Final Report. Retrieved from: https://cordis.europa.eu/docs/results/612/612870/final1-si-drive-final-report-2018.pdf. European Commission (2019) Social Enterprises and Their Ecosystems in Europe - Country report: Greece, Authors: Varvarousis, A., Tsitsirigkos, G. Publications Office of the European Union, DOI: 10.2767/51539. Retrieved from: https://europa.eu/!Qq64ny. European Commission (2019) Social Enterprises and Their Ecosystems in Europe - Country report: Hungary, Authors: Kiss, J., Mihaly, M. Publications Office of the European Union. Retrieved from: https://europa.eu/!Qq64ny. European Commission (2019) Social enterprises and Their Ecosystems in Europe. Updated country report: Czech Republic. Author: Frankova. E. Luxembourg: Publications Office of the European Union. Retrieved from: https://europa.eu/!Qq64ny. European Commission, Directorate-General for Employment, Social Affairs and Inclusion (2016) Social Enterprises and their Eco-systems: Developments in Europe. Publications Office of the EU. Retrieved from: https://ec.europa.eu/social/main.jsp?catId=738&langId=en&pubId=7934&furtherPubs=yes. European Economic and Social Committee (2017) Recent evolutions of the Social Economy in the European Union, Full Study. Retrieved from: https://www.eesc.europa.eu/sites/default/files/files/qe-04-17-875-en-n.pdf. Evers, A., Laville, J.L. (eds) (2004) The Third Sector in Europe, Publisher: Edward Elgar Publishing Limited. Fajardo, G., Frantzeskaki, M. (2017) The Greek social and solidarity economy. Legal framework, entities and main characteristics. REVESCO. Revista de Estudios Cooperativos, Tercer Cuatrimestre, vol. 125, Nº 3, pp. 49-88, Retrieved from: http://dx.doi.org/10.5209/REVE.58135. Fraňková, E., Francová P., Johanisova, N. (2018) Chapter 4.4: Social enterprises in the Czech Republic: context, practice and approaches. In: Fékete, E. G. et al. (eds.): Social and solidarity economy in post-socialist peripheries. Bíbor Publishing, Retrieved from: http://alternativniekonomiky.fss.muni.cz/data/publikace/FrankovaetalCHAPTERINPRINT.pdf. G. Fekete, É., Hubai, L., Kiss, J., Mihály, M. (2017) Social Enterprise in Hungary, ICSEM Working Papers, Nº 47, Liege: The International Comparative Social Enterprise Models (ICSEM) Project, Retrieved from: https://www.academia.edu/35937094/Social_Enterprise_in_Hungary_ICSEM_Working_Papers_No._47. Hofstede Insights, https://www.hofstede-insights.com/. Ilieva-Koleva, D.; Dobreva, J. (2015) Social entrepreneurship as a form of social responsibility in Bulgaria. Megatrend revija - Megatrend Review, vol. 12, Nº 2, pp. 123-136, Retrieved from: https://scindeks-clanci.ceon.rs/data/pdf/1820-3159/2015/1820-31591502123I.pdf. Keizer, A., Stikkers, A., Heijmans, H., Carsouw, R., Aanholt, W. (2016) Scaling the impact of the social enterprise sector, McKinsey&Company. Retrieved from: https://www.mckinsey.com/industries/public-and-social-sector/our-insights/scaling-the-impact-of-the-social-enterprise-sector Kiss J. (2017) Reconciling mutual distrust and cooperation: recent developments regarding the third sector and social enterprises in Hungary, EMES network, Retrieved from: https://emesphdnetwork.wordpress.com/2018/04/11/reconciling-mutual-distrust-and-cooperation-recent-developments-regarding-the-third-sector-and-social-enterprises-in-hungary/. Kontogeorgos, A., Chatzitheodoridis, F. (2019) Workers or Investors? Investigating the Reciprocity Aspects among Greek Social Enterprises Members. REVESCO. Revista de Estudios Cooperativos, Tercer Cuatrimestre, vol. 132, Nº 3, pp. 9-28. DOI: http://dx.doi.org/10.5209/REVE.64303. Lejarriaga Pérez De Las Vacas, G., Bel Durán, P., Martín López, S. y Sánchez Espada, J. (2018) Educación y formación en emprendimiento social: características y creación de valor social sostenible en proyectos de emprendimiento social. REVESCO. Revista de Estudios Cooperativos, Tercer Cuatrimestre, vol. 129, Nº3, pp. 16-38, DOI: 10.5209/reve.62492. Marcelo Okano (2019) Social Enterprise Inthe Current Context: A Systematic Review Of The Last 10 Years, RISUS -Journal on Innovation and Sustainability, vol. 10, Nº 2, Retrieved from: https://doi.org/10.23925/2179-3565.2019v10i2p109-122. Nasioulas, I. (2012) Social Cooperatives in Greece Introducing New Forms of Social Economy and Entrepreneurship, International Review of Social Research, vol. 2, Nº 2, pp. 151-171, Retrieved from: https://www.siceurope.eu/sites/default/files/field/attachment/Nasioulas%20-%20Social%20Cooperatives%20in%20Greece.pdf. National Statistical Institute, http://www.nsi.bg/en. Paunescu C., Evans R. (2018) The Role of Social Enterprises at European Level. In: Dima A. (eds) Doing Business in Europe. Contributions to Management Science. Springer, Cham. https://doi.org/10.1007/978-3-319-72239-9_11. Phillips, W., Alexander, E.A., Lee, H. (2019) Going It Alone Won’t Work! The Relational Imperative for Social Innovation in Social Enterprises. J Bus Ethics Nº 156, pp. 315–331. https://doi.org/10.1007/s10551-017-3608-1. Pisano, U.; Lange, L.; Berger, G. (2015) Social Innovation in Europe: An overview of the concept of social innovation in the context of European initiatives and practices, ESDN Quarterly Report N°36, European Sustainable Development Network. Retrieved from: https://www.sd-network.eu/quarterly%20reports/report%20files/pdf/2015-April-Social_Innovation_in_Europe.pdf. Social Economy website of the Ministry of Labor and Social Policy, Bulgaria, http://seconomy.mlsp.government.bg/en/. Solórzano, M., Guzmán, C., Savall, T. & Villajos, E. (2018) La Identidad de la empresa social en España: análisis desde cuatro realidades socioeconómicas, CIRIEC-España, Revista de Economía Pública, Social y Cooperativa, Nº 92, pp. 155-182. Retrieved from: http://ciriec-revistaeconomia.es/wp-content/uploads/CIRIEC_9206_Solorzano_et_al.pdf. Staicu, D. (2017) Policy framework and legal forms of social enterprise in Central and Eastern Europe. Proceedings of the International Conference on Business Excellence, vol. 11, Nº 1, pp. 875-883, DOI: 10.1515/picbe-2017-0093 Retrieved from: https://www.researchgate.net/publication/319342713_Policy_framework_and_legal_forms_of_social_enterprise_in_Central_and_Eastern_Europe. Staicu, D. (2018) Financial sustainability of social enterprise in Central and Eastern Europe, Proceedings of the International Conference on Business Excellence, vol. 12, Nº 1, pp. 907-917, DOI: https://doi.org/10.2478/picbe-2018-0081. Tematicka Sit Pro Sicialni Ekonomiku, http://www.tessea.cz/. Terziev, V.; Arabska, E.; Nichev, N., Bencheva, M.; Stoeva, T.; Tepavicharova, M. (2016) Social Entrepreneurship in Bulgaria: Barriers to Growth. Ninth International Scientific Conference, Durres, Republic of Albania, June 17-19, 2016. DOI: http://dx.doi.org/10.2139/ssrn.3157985. Vyskocil, M. (2014) Podklad Pro Koncepci Politiky Vlády Vůči Nno Do Roku 2020 (The Background to Government Policy for NGOs by 2020), Social Entrepreneurship, Center for Non-Profit Sector Research, Faculty of Economics and Administration, Masaryk University, Retrieved from: https://www.vlada.cz/assets/ppov/rnno/dokumenty/studie_vyskocil_pro_web.pdf.