Acs, Z. J., L. Szerb, E. Autio & A. Lloyd (2016). Global Entrepreneurship Index 2016. Washington: The Global Entrepreneurship and Development Institute.
Acs, Z. J., L. Szerb, E. Autio & A. Lloyd (2017). Global Entrepreneurship Index 2017. Washington: The Global Entrepreneurship and Development Institute.
Andonova, V. & M. Krusteff (2016). 2015/16 GEM National Report on Entrepreneurship in Bulgaria. Sofia: GEM Bulgaria.
Andonova, V. & M. Krusteff (2017). 2016/17 GEM National Report on Entrepreneurship in Bulgaria. Sofia: GEM Bulgaria.
Chapin III, F., P. Matson & H. Mooney (2002). Principles of Terrestrial Ecosystem Ecology. NY: Springer.
Cornwall, J. R. & B. Perlman (1990). Organizational Entrepreneurship. Boston: Irwin.
Isenberg, D. (2010). How to Start an Entrepreneurial Revolution. – Harvard Business Review. 01 June 2010, www.hbr.org [Accessed 30/06/2017]
Isenberg, D. (2014). What an Entrepreneurship Ecosystem Actually Is. – Harvard Business Review, 12 May 2010, www.hbr.org [Accessed 30/06/2017]
Janssen, F. (sous la direction de) (2016). Entreprendre: Une introduction à l’entrepreneuriat. 2e édition. Louvain-la-Neuve: De Boeck Supérieur.
Graaf, A., T. Kwaak & P. Zeijden (2016). Survey on the access to finance of enterprises (SAFE). Analytical Report 2016. Luxembourg: Publications Office of the European Union, https://ec.europa.eu/growth/access-to-finance/data-surveys_en [Accessed 30/06/2017].
Griffin, R. W. (2017). Management. 12th Ed. Boston: Cengage Learning.
Hadjitchoneva, J. (2015). Competitiveness and improvement of the environment for business development. Author’s Abstract of Doctoral Dissertation (in Bulgarian), www.nbu.bg [Accessed 30/06/2017].
Hisrich, R. D. & M. P. Peters (1995). Entrepreneurship: Starting, Developing, and Managing a New Enterprise. 3rd Ed. Boston: Irwin/McGraw-Hill.
Kelly, D., S. Singer & M. Herrington (2016). 2015/16 GEM Global Report. Global Entrepreneurship Research Association (GERA), www.gemconsortium.org [Accessed 30/06/2017]. Kuratko, D. F. (2017). Entrepreneurship: Theory, Process, Practice. 10th Ed. Boston:
Cengage Learning.
Mason, C. & Brown R. (2014) Entrepreneurial Ecosystems and Growth Oriented Entrepreneurship. OECD LEED Programme. Paris: OECD
Mazzarol, T. (2014). Growing and sustaining entrepreneurial ecosystems: What they are and the role of government policy. White Paper WP01-2014. Small Enterprise Association of Australia and New Zealand (SEAANZ), www.seaanz.org [Accessed 30/06/2017].
Moore, J. (1993) Predators and Prey: A New Ecology of Competition. – Harvard Business Review, May-June Issue, https://hbr.org/1993/05/predators-and-prey-a-new-ecology-ofcompetition [Accessed 30/06/2017].
Ries, E. (2011). The Lean StartUp: How Today’s Entrepreneurs Use Continuous Innovation to Create Radically Successful Businesses. NY: Crown Business
Schumpeter, J. (1952). Can Capitalism survive? NY: Harper&Row.
Shane, S. & S. Venkataraman (2000). The promise of entrepreneurship as a field of research. – Academy of Management Review, Vol. 25, N 1, р. 217-226.
Shapero, A. (1975). Entrepreneurship and Economic Development. Wisconsin: The Center for Venture Management.
Spigel, B. (2017). The Relational Organization of Entrepreneurial Ecosystems. © 2015 Wiley Periodicals Inc. 41, р. 49-72, doi:10.1111/etap.12167
Council of Ministers of Bulgaria (2015). Action Plan Entrepreneurship 2020 – Bulgaria, www.mi.government.bg [Accessed 30/06/2017]
EDIT (2017). Innovation ship Digital Bulgaria: Bulgarian Digital SMEs, http://edit.bg [Accessed 13/03/2018].
EDIT (2018). Map of the coworking space in Bulgaria, http://edit.bg/wp-content/uploads/ 2016/07/report-coworkings1.pdf [Accessed 13/03/2018].
European Commission. (2012). Flash Eurobarometer 354. Entrepreneurship in the EU and beyond. Country Report Bulgaria, http://ec.europa.eu/public_opinion/ archives/flash_ arch_360_345_en.htm [Accessed 30/06/2017]
European Commission. (2012). Plan d’action Entrepreneuriat 2020. Raviver l’esprit d’entreprise en Europe, www.ec.europa.eu [Accessed 30/06/2017].
European Commission. (2016). 2013-2016 Survey on the Access to Finance of Enterprises (SAFE), www.ec.europa.eu [Accessed 30/06/2017].
GERA (2017). 2016/17 GEM Global Report, www.gemconsortium.org [Accessed 30/06/2017].