Abubakar, Yazid Abdullahi and Mitra, Jay (2017) Knowledge spillovers and high-impact growth : comparing local and foreign firms in United Kingdom. Journal of International Entrepreneurship, 15(2), pp. 145-176. ISSN (print) 1570-7385

Abubakar, Yazid Abdullahi and Hand, Chris (2016) The influence of internationalisation on SME innovation in Least Developed Countries (LDCs). In: International Conference on Innovation and Management (IAM2016 Summer); 12 - 15 Jul 2016, Kuala Lumpur, Malaysia. ISSN (online) 2218-6387 (Unpublished)

Mohammad, Mahdi Abrishamkar and Abdullahi, Yazid Abubakar (2016) The relationship between workforce agility and new product innovation in high-tech. Business Management, 8(2), pp. 245-258. ISSN (print) 2008-5907

Abubakar, Yazid Abdullahi (2015) Does International Knowledge influence SME Innovation in Least Developed Countries (LDCs)? In: 14th IEF Conference, Entrepreneurial Institutions and the Entrepreneurial Society: Creating an Inclusive Agenda for Opportunity Creation; 16-18 Sep 2015, Cape Town, South Africa. ISSN (print) 2070-6944 (Unpublished)

Adeyeye, Mercy, Abubakar, Yazid Abdullahi and Mitra, Jay (2015) Informal knowledge institutions and market innovation by knowledge-intensive businesses. Nigerian Journal of Technological Research, 10(2), pp. 43-48. ISSN (print) 0795-5111

Abubakar, Yazid A. (2014) Influence of mobile telephony on entrepreneurship in BRICs and beyond: the mediator role of education. In: 13th International Entrepreneurship Forum (IEF): Entrepreneurship and Development: The Idea of Inclusive Opportunity Creation; 31 Jul - 02 Aug 2014, Bogota, Colombia. (Unpublished)

Adeyeye, Mercy Modupe, Mitra, Jay and Abubakar, Yazid Abdullahi (2014) Strategies for entrepreneurship and market innovation by KIBS in developing economies: inclusive agenda for opportunity creation. In: 13th International Entrepreneurship Forum (IEF): Entrepreneurship and Development: The Idea of Inclusive Opportunity Creation; 31 Jul - 02 Aug 2014, Bogota, Colombia. (Unpublished)

Abubakar, Yazid Abdullahi (2014) The growth of small firms in non-cluster regions: what knowledge factors matter? In: 13th International Entrepreneurship Forum (IEF): Entrepreneurship and Development: The Idea of Inclusive Opportunity Creation; 31 Jul - 02 Aug 2014, Bogota, Colombia. (Unpublished)

Abubakar, Yazid A. and Mitra, Jay (2013) The venturesome poor and entrepreneurial activity in Nigeria: the role of consumption, technology and human capital. International Journal of Entrepreneurship and Innovation, 14(4), pp. 235-254. ISSN (print) 1465-7503

Abubakar, Yazid Abdullahi (2013) Agglomeration of high-tech firms and new product innovations. LAP Lambert Academic Publishing. 404p. ISBN 9783659382819

Abubakar, Yazid Abdullahi (2013) Technology in impoverished markets and new business formation rates: spatial analysis of developing countries. Journal of Strategy and Management, 6(2), pp. 139-159. ISSN (print) 1755-425X

Abubakar, Yazid Abdullahi (2012) Entrepreneurship and bottom of the pyramid (BOP) markets: the mediating role of human capital in a developing country. In: 2nd Annual Conference of the Academy of International Business Middle East North Africa Chapter (AIB-MENA): Managing in Uncertain Times; 13-15 Jan 2012, Dubai, United Arab Emirates. ISSN (online) 2220-4547 (Unpublished)

Abubakar, Yazid Abdullahi (2012) Information technology in bottom of the pyramid (BOP) markets: impact on entrepreneurship rates in developing countries. In: 2nd Annual Conference of the Academy of International Business Middle East North Africa Chapter (AIB-MENA): Managing in Uncertain Times; 13-15 Jan 2012, Dubai, United Arab Emirates. ISSN (online) 2220-4547 (Unpublished)

Trstenjak, Janja, Abubakar, Yazid Abdullahi and Mitra, Jay (2012) Regional disparities in entrepreneurial behaviour and activities in the United Kingdom and their impact on regional employment growth rates between 2004 and 2009. In: 35th Institute for Small Business and Entrepreneurship (ISBE) Annual Conference: Creating Opportunities through Innovation: Local Energy, Global Vision; 7-8 Nov 2012, Dublin, Ireland. ISBN 9781900862240

Abubakar, Yazid Abdullahi (2011) High impact entrepreneurship in developing economies: key factors and relationship with poverty rates in Africa. In: 10th International Entrepreneurship Forum (IEF): Creating Social, Economic, Cultural and Personal Value; 9-11 Jan 2011, Bahrain. (Unpublished)

Mitra, Jay, Abubakar, Yazid and Sagagi, Murtala (2011) Human capital and the development: does graduate entrepreneurship education and training matter? In: 2011 European Foundation for Management Development (EFMD): Entrepreneurship Conference: Does entrepreneurship matter? A view from educators, researchers, policy makers and entrepreneurs.; 21-22 Feb 2011, Tallinn, Estonia. (Unpublished)

Mitra, Jay, Abubakar, Y.A. and Sagagi, M. (2011) Knowledge creation and human capital for development: the role of graduate entrepreneurship. Education + Training, 53(5), pp. 462-479. ISSN (print) 0040-0912

Abubakar, Yazid Abdullahi and Mitra, Jay (2011) Small firm innovation in non-clustered regions: comparing high and low agglomerations. In: 56th International Council for Small Business (ICSB) World Conference 2011: Back to the Future: Changes in Perspectives of Global Entrepreneurship and Innovation; 15-18 Jun 2011, Stockholm, Sweden. ISBN 9780981902838

Abubakar, Yazid Abdullahi and Mitra, Jay (2010) Entrepreneurial growth: comparing indigenous and international foreign firms. In: 55th International Council for Small Business (ICSB) World Conference 2010: Entrepreneurship: Bridging Global Boundaries; 24 - 27 Jun 2010, Cincinnati, U.S.. ISBN 9780981902821

Abubakar, Yazid Abdullahi and Mitra, Jay (2010) Entrepreneurship and high impact growth: comparing indigenous and foreign firms. In: 33rd Institute for Small Business and Entrepreneurship (ISBE) Conference: Looking to the future: economic and social regeneration through entrepreneurial activity; 2-4 Nov 2010, London, U.K.. ISBN 9781900862219

Abubakar, Yazid Abdullahi and Mitra, Jay (2010) Innovation performance in European regions: comparing manufacturing and services ICT subsectors. International Journal of Entrepreneurship and Innovation Management, 11(2), pp. 156-177. ISSN (print) 1368-275X

Abubakar, Yazid Abdullahi and Mitra, Jay (2010) Regional and global tensions in new product development: comparing high and low agglomeration regions. In: Academy of International Business (UK & Ireland Chapter) 37th Annual Conference: Regionalism & Globalisation; 8-10 Apr 2010, Dublin, Ireland. (Unpublished)

Mitra, Jay and Abubakar, Yazid A. (2010) Seeking legitimacy: new technology firm behaviour in nascent and established environments. In: Mitra, J. and Sagagi, M.S., (eds.) Readings on African entrepreneurship. Kano, Nigeria : Bayero University Kano and Essex Business School. pp. 109-130. ISBN 9789784958950

Mitra, Jay and Abubakar, Yazid Abdullahi (2009) Entrepreneurial growth and labour market dynamics: spatial factors in the consideration of relevant skills and firm growth in the creative industries. In: 54th International Council for Small Business (ICSB) World Conference 2009: The Dynamism of Small Business: Theory, Practice, and Policy; 21-24 Jun 2009, Seoul, Korea.

Abubakar, Yazid Abdullahi and Mitra, Jay (2009) Entrepreneurship, growth and the high impact firm: comparing indigenous and foreign firms. In: RENT XXVIII: Research in Entrepreneurship and Small Business: Entrepreneurial Growth of the Firm; 19-20 Nov 2009, Budapest, Hungary.

Abubakar, Yazid Abdullahi and Mitra, Jay (2009) Sources of small firm innovation in low agglomeration: comparing high and low agglomeration regions. In: 54th International Council for Small Business (ICSB) World Conference 2009: The Dynamism of Small Business: Theory, Practice, and Policy; 21-24 Jun 2009, Seoul, Korea.

Abubakar, Yazid A. and Mitra, Jay (2009) Spatial dynamics of high impact firm: human capital, entrepreneurship and growth. In: 9th International Entrepreneurship Forum (IEF): Technology and Entrepreneurship: New Ventures and the Creative Use of Technologies; 16-18 Sep 2009, Istanbul, Turkey. (Unpublished)

Abubakar, Yazid Abdullahi (2008) Factors influencing innovation in European knowledge regions: comparing manufacturing and services ICT sub-sectors. In: 8th International Entrepreneurship Forum (IEF): Creativity and Entrepreneurship: Imperatives for Sustainable Global Based Knowledge Economy; 17-19 Dec 2008, Ahmedabad, India. (Unpublished)

Abubakar, Yazid and Mitra, Jay (2007) Developing a culture for entrepreneurship in the East of England: the value of social and human capital. Industry and Higher Education, 21(2), pp. 129-143. ISSN (print) 0950-4222

Mitra, Jay, William, Gleave, Jun, Li and Abubakar, Yazid Abdullahi (2007) Developing an entrepreneurial culture in Thames Gateway South Essex. Entrepreneurship Research Project report summary. (Project Report) Southend on Sea, U.K. : Centre for Entrepreneurship Research, School of Entrepreneurship and Business, University of Essex. 42 p. (Unpublished)

Mitra, Jay and Abubakar, Yazid Abdullahi (2007) Learning to grow: how new, small, high technology firms acquire cognitive and socio-political legitimacy in their regions. In: 52nd International Council for Small Business (ICSB) World Conference 2007: At the Crossroads of East and West: New Opportunities for Entrepreneurship and Small Business; 13-15 Jun 2007, Turku, Finland.

Mitra, Jay and Abubakar, Yazid Abdullahi (2007) Seeking legitimacy: new technology firm behaviour in nascent and established environments. In: 30th Institute for Small Business and Entreprenuership (ISBE) Conference: International Entrepreneurship; 7-9 Nov 2007, Glasgow, U.K. ISBN 9781900862035