Economics, Management Science and Information Systems

Frederick Ahwireng-Obeng
Professor Emeritus

Prof Ahwireng-Obeng has published widely, both locally and internationally, on development economics, entrepreneurship and small business. He was awarded for publishing the best paper in the South African Journal of Business Management.

Professor Frederick Ahwireng-Obeng joined Wits Business School in 1995 and is a tenured full professor of business administration (economics). He has been an Emeritus Professor since 2009 and has been extensively involved in the training and supervision of post graduate students in several universities across South Africa since then.

He is published widely, both locally and internationally, in the fields of development economics, entrepreneurship and small business. He was awarded a gold medal by the SA Association of Business Managers for publishing the best paper in the South African Journal of Business Management in 2001.

Frederick holds senior positions in a number of professional bodies and is a board member of the International African Institute based at the University of London. He also serves as a specialist reviewer for eight academic journals. Frederick was a visiting scholar at the University of Indiana, USA, in 1999, and a visiting professor at the Brisbane Business School, Queensland University of Technology, in 2000.

He holds a BSc (Honours) degree in Agricultural Economics from the University of Ghana and a PhD in Economics from the University of Leeds, UK. In his early career he consulted extensively for the World Bank and the International Labour Organisation. After completing his doctoral studies in 1981, Frederick taught economics at a number of universities in Nigeria and South Africa, joining the Department of Economics at Wits University as a senior lecturer in 1990.

He is still actively involved in research and publication.

Contact details
+27 (11) 717 3605

Prof Imhotep Alagidede
Professor of Finance

Imhotep is a metaeconomist, and a transdisciplinary scholar with avid interest in the noumena behind phenomena. He is an entrepreneur and philanthropist, an accomplished academic, a seasoned consultant and policy maker. His extensive academic and professional career has taken him to six continents, and his works on financial economics is global, with great contributions in top-tier international peer reviewed journals.

As consultant par excellence, Imhotep has contributed to the enrichment of our understanding of the optimal provision of global public goods, and has provided research and policy inputs to national and international frameworks aimed at improving societal welfare.

Professor Imhotep Paul Alagidede received his pre-university education in Navrongo, and he obtained a first class honours degree in Economics and History from the Kwame Nkrumah University of Science and Technology in Ghana, distinction in Master of Science degree in Economics and Finance from Loughborough University in the United Kingdom, and PhD in Economics from the same university.

Professor Alagidede is very keen at developing metaleaders through a dedicated programme of mentorship. He is involved in training and coaching people from all walks of life to tap into their inner potential.

The research interest of Imhotep is tilted towards a synthesis of the thesis and the antithesis in all disciplines. He believes strongly in the value of multidisciplinary research, and after retiring as Editor-in-Chief of the African Review of Economics and Finance journal, he became the Grand Editor of the multidimensional publication, the Journal of Indigenous and Ancestral Studies. He is dedicated to finding the balance between the modern and the ancient; the known and the unknown. To this end indigenous knowledge, and how it merges with modern technology is the bedrock of Imhotep’s research trajectory. He is interested in supervising strong PhD candidates in different aspects of indigenous knowledge and its appropriate utilisation, including but not limited to herbs and plants, economic and political systems.

Selected Publications

Imhotep Paul Alagidede (2019). Dr. George Adu: a valedictory remembrance. African Review of Economics and Finance 11(1), pp 3 –8.

Paul Alagidede, Jones Odei Mensah and Muazu Ibrahim (2018). optimal deficit financing in a constrained fiscal space in GhanaAfrican Development Review 30(3), pp 291-303.George Tweneboah and Paul Alagidede (2018). Dollarization, inflation targeting, and inflationary dynamics in Ghana. Journal of African Business 20 (3), pp 358-375.

Abdul Aziz Iddrisu and Imhotep Paul Alagidede (2020). Monetary policy and food inflation in South Africa: A quantile regression analysis.  Food Policy

Maurice Omane-Adjepong, Imhotep Paul Alagidede (2020). High-and low-level chaos in the time and frequency market returns of leading cryptocurrencies and emerging assets. Chaos, Solitons and Fractals 132, 109563


Contact details
+27 (11) 717 3996

Dr Renee Horne
International Programmes Director
Senior Lecturer: Business in Africa, Emerging Markets & Economics

Dr Renee Horne is a senior lecturer of business in Africa, emerging markets and economics and director of International Programmes at WBS. She is an award-winning political journalist, war correspondent, editor and political economist. 

She is a lecturer and speaker on political economy and international relations in Africa and the Middle East, and is passionate about enterprise and skills development. 

She has advised governments, media and businesses on the political and economic policy of South Africa, Iraq, Kenya, the Democratic of Republic of Congo, Nigeria and Uganda. She also headed up the Gordon Institute of Business Science (GIBS) Broad-Based Black Economic Empowerment (BBBEE) Unit. She has interviewed politicians and presidents, and advised governments, media and businesses on the political and economic policies of African and Middle East countries.

Dr Horne has worked with institutions such as Transparency International, Delta Economics, Royal Africa Society, Exclusive Analysis, Royal United Services Institute, BBC, SKY, ITV, SABC and the World Entrepreneur Society. She has interviewed politicians, high-profile personalities and presidents, including Nelson Mandela, Thabo Mbeki, Jacob Zuma, Trevor Manuel, Yasser Arafat and Shimon Peres.

Contact details
+27 (11) 717 3612 

Dr Jabulile Msimango-Galawe
Lecturer: Entrepreneurship

Dr Msimango-Galawe lectures in Decision Science on the Master of Management in Entrepreneurship and New Venture Creation programme and Entrepreneurship in the PDM and PDBA programmes. She also mentors entrepreneurs and teaches in some of the entrepreneurship programmes at the Centre for Entrepreneurship at Wits University.

Dr Jabulile is an entrepreneur, business coach, mentor, statistician and the Managing Director of JoyG Business services (Pty) Ltd, a consulting firm that provides non-financial support to SMMEs.

She holds a BSc (Genetics and Statistics) and an MSc in Mathematical Statistics - Risk analysis from the University of the Free State, and a PhD in Entrepreneurship from Wits University.

She has over 15 years’ working experience including more than 10 years spent in the entrepreneurship space. Some of the experience was gained working as a statistician, risk analyst, trader and in management consulting. She is very passionate about entrepreneurship, especially the development and sustainability of small businesses in South Africa and helping other entrepreneurs succeed. Her research interest is on the challenges of entrepreneurs, the sustainability and success of SMMEs and the ideal entrepreneurial ecosystem to achieve such success.


  • Full Paper: Msimango-Galawe, J., & Urban, B. (2019). An integrated approach to SME risk assessment: A focus on endogenous and exogenous risk factors. African Review of Economics and Finance,11(1), 142-177.
  • Full Paper: Msimango-Galawe, J., & Mazonde, N. (Under review). Entrepreneurial Self Efficacy and Performance of Women-Owned SMEs. African Review of Economics and Finance
  • Full Paper: Urban, B., & Msimango-Galawe, J. (Under review). Social entrepreneurship and opportunity recognition: A focus on moral judgement, empathy and self-efficacy in South Africa. International Journal of Entrepreneurial Behavior & Research.
  • Conference: Msimango-Galawe, J., & Mazonde, N.(2019). Entrepreneurial self-efficacy on the relationship between business experience and performance of women-owned enterprises, Wits Business School, August 29- 30, 2019. Paper to be presented at African Review of Economics and Finance Conference.
  • Conference: Majaja, B, & Msimango-Galawe, J..(2019). Mapping the needs and challenges of SMEs: A focus on the city of Johannesburg entrepreneurship ecosystem, Wits Business School, August 29- 30, 2019. Paper presented at African Review of Economics and Finance Conference.
  • Conference: Msimango-Galawe, J., & Urban, B.(2018). An integrated approach to risk assessment and success of SMEs, Wits Business School, August 22- 23, 2018. Paper presented at African Review of Economics and Finance Conference.
  • PhD Thesis: Galawe, N.J. (2017). Endogenous and exogenous risk factors in the success of South African small and medium enterprises. Unpublished Phd thesis. Johannesburg, South Africa: University of the Witwatersrand.

Contact details
+27 (11) 717 3980

Dr McEdward Murimbika
Senior Lecturer: Entrepreneurship and New Venture Creation

Dr Murimbika is an entrepreneur and academic with more than 25 years’ experience as a business executive, management and a advisory consultant and an accomplished multi-discipline referenced scholar in the fields of entrepreneurship, small business management, enterprise development and Archaeology. Dr. Murimbika holds dual doctorates, one in the filed management and another in Archaeology. He is a published and referenced scholar with academic works and publications in organisational strategy and entrepreneurship, small business and management innovation. He is also an accomplished and globally rated archaeologist with international referenced works and publications in African archaeology, heritage resources management, ethnoarchaeology and palaeopathology including works on UNESCO African World Heritage Sites development and management. His current research interests are in enterprise development, small business growth and employment creation dynamics; emerging exponential technologies in context of the 4IR, strategic and management innovation, and archaeological resources management.

Dr Murimbika has demonstrated multi-discipline first-class research, training, analytical and applied problem-solving skills emanating from his work within the Emerging African Economies (EA) across the sub-Saharan Africa region. He also has international advisory, consultancy and executive training experience in the fields of Exponential & Emerging Technologies Convergence, Global Entrepreneurship, entrepreneurial leadership and business advisory as well management innovation.

Dr Murimbika has a portfolio of  entrepreneurial ventures created and developed over more than two decades, a period during which he occupied senior executive management and founding directorship positions in multiple ventures including a multidiscipline specialist management consultancy based in Johannesburg, South Africa.

In a career spanning more than two decades, Dr Murimbika has extensively travelled, worked and studied across the globe including the USA, South Africa, Norway, Kenya, Belgium, Zimbabwe, Spain, Tanzania, Germany, Namibia, France, etc. He has developed a portfolio of international institutions guest scholarships and lectureships including at the World Economic Forum, British Institute in East Africa; the World Bank (Washington, USA) as well as leading some African governments national business delegations and missions to the EU and the UNESCO.

Dr Murimbika graduated from the University of Zimbabwe with Bachelor and Honours degrees in Economic History and Archaeology. He holds an M.Phil. degree in palaeopathology from the University of Bergen in Norway; a Post-Graduate Certificate in African Archaeology from the University of Brussels in Belgium. Between 2006 and 2019, Dr Murimbika completed three post-graduate degrees from  the University of the Witwatersrand, Johannesburg beginning a PhD in Archaeology, a Masters in Management in the field of Entrepreneurship and New Venture Creation 2012 and subsequently completed a second PhD. in Management in 2019 both from the Faculty CLM.

Referenced Publications – Business

See -

  • Murimbika & B. Urban, (Forthcoming 2020). Systemic and local entrepreneurial intentions: Effects on employment creation and growth. Journal of Entrepreneurship in Emerging Economies, Forthcoming.
  • Murimbika, M. 2013. Strategic Management and Corporate Entrepreneurship: Influence of Strategic Management of Entrepreneurial Orientation of South Africa Financial and Business Service Sector. Germany: LAP Lambert Academic Publishing. [BOOK] ISBN 978-3-659-31317-2
  • Murimbika, M. and Urban, B. (2013). Strategic management practices and corporate entrepreneurship: a cluster analysis of financial and business services. Journal of Business Management, 7(16), pp. 1522-1535.
  • McEdward Murimbika and Boris Urban, (2014). Strategic Innovation at The Firm Level: The Impact of Strategic Management Practices On Entrepreneurial Orientation. International Journal of Innovation Management, 18, 1450016 [38 pages] DOI: 10.1142/S1363919614500169.
  • Nhemachena C, & M Murimbika (2018). Motivations of sustainable entrepreneurship and their impact of enterprise performance in Gauteng Province, South Africa. Journal of Business Strategy and Development. Business Strategy & Development 1 (2), 115-127

Referenced Publications  - Archaeology & Heritage Resources Management

  • Murimbika, McE.. & B. Moyo. 2008. Archaeology and donor aid in the Developing World, Managing Archaeological Resources. Ed. F.P McManamon et. al. California: One World Archaeology 58.
  • Murimbika, McE. 2013. Violated sepulchres? The quest for a proper space for disinterred indigenous dead and immortal remains in post-colonial South Africa. [Book Chapter]. Pp.: 213-232. In M. Manyanga & S Katsamudanga. Zimbabwean Archaeology in the post-independence era. Sapes Books, Harare.
  • Murimbika, M. 2004. Communing with the dead: an Ethnoarchaeological interpretation of Shona mortuary practices. British Archaeological Reports International Series, 1210: 181 – 188. [MONOGRAPH]
  • Murimbika, M. & Huffman, T.N. 2003. Shona ethnography and Late Iron Age burials. Journal of African Studies, Vol.1 (2): 237-246. [JOURNAL].

Contact details
+27 (11) 717 3658

Mjumo Mzyece
Associate Professor of Technology and Operations Management (TOM)

Previously, he led the Smart Industries (ICT and Advanced Manufacturing) unit at The Innovation Hub, the innovation agency of the Gauteng Provincial Government. He has extensive international experience in various leadership, operational, R&D, academic and consulting roles, including at blue chip firms such as IBM U.S., Econet Group, and Agilent Technologies. His TOM-related industry experience includes managing a key offering for IBM’s global developer ecosystem and being part of the design and deployment team for an enterprise resource planning (ERP) solution for a large mining conglomerate.

His research interests include operations in high-tech startups; digitalisation, digital disruption and digital transformation in the context of the Fourth Industrial Revolution (4IR); business model innovation; cyber-physical systems; innovation policy and management; and ICT policy and management.

He holds a Bachelor of Engineering (BEng) (Honours) in Electronic & Electrical Engineering from Manchester University, England; a Master of Science (MSc) (Distinction) in Communications Technology & Policy and a PhD in Electronic & Electrical Engineering, both from Strathclyde University, Scotland; and an MBA from The Fuqua School of Business, Duke University, USA, where he was a Keller Scholar.


  • M. C. Gatara, M. Mzyece and S. J. Parekattil, “Towards a Fifth (5th) Generation (5G) Network and Haptic-Enabled Internet for Remote Robotic Surgery: A Task-Technology Fit (TTF) Model”, Proceedings of Wireless World Research Forum (WWRF) 45th Meeting, Berjaya Times Square, Kuala Lumpur, Malaysia, 18-21 January 2021.
  • M. C. Gatara and M. Mzyece, “5G Wireless Network-Enabled Consumer Service Technologies: Towards a Predictive QoE-Centric Subscriber End-User Model”, Proceedings of Wireless World Research Forum (WWRF) 45th Meeting, Berjaya Times Square, Kuala Lumpur, Malaysia, 18-21 January 2021.
  • M. Mzyece, “Enabling technologies and enabling business models for next generation wireless communications”, in M. Usman, M. Wajid & M. D. Ansari (eds.), Enabling technologies for next generation wireless communications, CRC Press (Taylor & Francis), 2020, Chapter 2, pp. 13-32.
  • M. Mzyece, L. P. Mfupe and F. Mekuria, “Innovating for broadband: The case of television white space networks in Sub-Saharan Africa”, Proceedings of 8th International Conference on Appropriate Technology (ICAT 2018), Songhaï Center, Porto-Novo, Benin, 22-25 Nov. 2018.
  • L. Mfupe, F. Mekuria and M. Mzyece, “Multi-criteria decision analysis of spectrum management frameworks for futuristic wireless networks: The context of developing countries”, Mobile Information Systems, vol. 2017.
  • T. Masonta, A. Kliks and M. Mzyece, “Unlocking the potential of unoccupied spectrum in developing countries: Southern African Development Community – case study”, Development Southern Africa, vol. 34, no. 2, 2017.
  • L. Mfupe, F. Mekuria, L. Montsi and M. Mzyece, "Geo-location white space spectrum databases: Review of models and design of a dynamic spectrum access coexistence planner and manager", in A. K. Mishra and D. L. Johnson (eds.), White Space Communication: Advances, Developments and Engineering Challenges, Springer, 2015, Chapter 6, pp. 153-194.
  • N. Amanquah and M. Mzyece, “Lessons from addressing challenges in an agricultural extension scheme using mobile apps”, Proceedings of 9th International Conference on Next Generation Mobile Applications, Services and Technologies (NGMAST 2015), University of Cambridge, Cambridge, UK, 9-11 Sep. 2015.
  • L. Mfupe, F. Mekuria and M. Mzyece, “Geo-location white space spectrum databases: Models and design of South Africa’s first dynamic spectrum access coexistence manager”, KSII Transactions on Internet and Information Systems, vol. 8, no. 11, Nov. 2014, pp. 3810–3836.
  • T. Masonta, M. Mzyece and N. Ntlatlapa, “Spectrum decision in cognitive radio networks: A survey”, IEEE Communications Surveys and Tutorials, vol. 15, no. 3, Q3 2013, pp. 1088–1107.

Contact details
+27 (11) 717 3649

Dr Pius Oba
Senior Lecturer: Technology and Operations Management

Dr Oba is a leading engineer and seasoned operations management and energy expert with over 25 years of technical, business and management experience in power, oil & gas, manufacturing and academics, both in South Africa and other countries.

He holds a PhD in Industrial Engineering from University of the Witwatersrand, an MBA from the Wits Business School and LLB from Unisa, among other engineering certificates and qualifications. He is a registered professional engineer with the engineering council of South Africa (ECSA) and among the engineers in South Africa, registered in the International Register of Engineers (IntPE). Engineering, business and legal background has given him exposure and the capacity to work on highly complex projects and in technology field. Presently, Senior Lecturer at the Wits Business School in the Technology and Operations Management unit.

 Dr Oba started his career at Shell Petroleum Development Company, in 1992 as trainee engineer and progressed to senior engineer responsible for pipeline projects and new venture creation. Thereafter, he joined Wits University as a Lecturer in the School of Mechanical Engineering for about 5 years and from there to the CSIR. His experience at the CSIR and involvement within academia as a lecturer in the School of Mechanical Engineering helped him build strong research capacity and collaborations across industry. He then joined Eskom from the CSIR, where he managed a team of 42 people as section manager and Chief Engineer and implemented knowledge sharing processes in a highly complex environment, as well as processes for optimal project management. In 2013, he joined General Electric (GE) – Oil & Gas, where he worked as African Region Manager overseeing capital drilling equipment remanufacturing. In the role, he re-engineered the machinery maintenance business model, saving the company approximately R60M in the first year alone. This model was then adopted in other territories within the African region. He focused on creating strong teams of competent individuals who were focused on delivery.

Dr Oba has supervised a number of postgraduate students and has published in a number of journals.

Contact details
+27 (11) 717 3976

Prof Mills Soko

Professor Soko teaches International Business and Strategy at Wits Business School, and is former Director of UCT Graduate School of Business.

He holds a BSoc Sci degree from the University of Cape Town, an MA in International Studies from the University of Stellenbosch, as well as an MA and Doctorate in International Political Economy from the University of Warwick in the United Kingdom.   His doctoral thesis examined the political economy of trade policy reform in post-apartheid South Africa.

He was previously employed by the Institute for Democracy in South Africa as a researcher on parliamentary affairs, monitoring and preparing reports on the work of parliamentary committees in South Africa's first democratic national legislature.

He also worked as researcher to the Select Committee on Trade and Industry, Foreign Affairs, and Public Enterprises in the National Council of Provinces (NCOP). This was followed by his appointment as Head of Policy and Legislation in the NCOP, where he oversaw and coordinated the work of committee researchers.

He is a member of the editorial boards of Global Governance, Journal of Common Market Studies and AfricaGrowth Agenda.  He is a research associate of the South African Institute of International Affairs as well as the Institute of Global Dialogue.   He has served as a member of the Evian Group’s Council of Global Thought Leaders and the Department of Trade and Industry’s Trade Reference Group.

He is a member of the advisory boards of Namibia Business School.  He is a member of the board of TSIBA Business School, and chairs TSIBA’s Academic Advisory Council.  He has previously chaired the board of Inyathelo (The South African Institute of Advancement).    He is also a member of the board of the Field Band Foundation.

He formerly chaired a working group on education and employment under the auspices of the Africa-Germany Partnership, an initiative of the former President of the Federal Republic of Germany Horst Köhler.   And he was a member of the Warwick Commission on The Future of the Multilateral Trading System. 

He is an ardent writer on pertinent local and global issues.     He is a Fin24 columnist and also writes regularly for local newspapers including Business Day, Daily Maverick, Sunday Times, Business Times, Financial Mail and The Conversation Africa. He also writes for World Financial Review.   He is also a frequent guest on current affairs programmes on radio and television, including “SAFM Sunrise” (SABC), “African Dialogue” (SABC Channel Africa), “Power Breakfast” (Power FM), “#Africa” (eNCA), “The Pulse” Newzroom Afrika, and “Weekend Breakfast” CapeTalk.

Professor Soko’s research interests include: international business; strategy and innovation; trade and investment; entrepreneurship; African political economy; and business-government relations in South Africa.

Contact details
+27 (11) 717 3585

George Tweneboah
Senior Lecturer: Economics and Finance

Dr Tweneboah earned his doctorate degree from the same institution in 2016 and a Master of Science degree in Finance from the University of Leicester, United Kingdom. His PhD focused on dollarization and macroeconomic instability in Ghana. He has considerable teaching experience at both undergraduate and postgraduate levels, having taught at the University of Cape Coast and Ghana Baptist University College. He has also held adjunct positions in Project Finance at Stellenbosch University Business School and Real Estate Corporate Finance at the School of Construction Economics and Management, University of the Witwatersrand. He also held a Postdoctoral Research Fellowship position at WBS from October 2017 to July 2019, where he taught courses such as Development and Entrepreneurial Finance, Financial Econometrics, and Economics for Business.

In terms of research, George has gained dexterity in the application of statistical and econometric tools for advanced research using R, Eviews, Stata, Microfit, SAS, and Oxmetrics. His broad focus has been on macroeconomic models, market integration, and capital market development. More specifically, time series modelling, comovement and interdependence structure, integration of markets and economies, fiscal sustainability, and emerging market development. His recent research has also examined the behaviour of equities of real estate investment trusts (REITs).  

George has a proven capacity to conduct cutting-edge research at any level, and has articles published in top-tier peer-reviewed journals such as Physica A, Resources Policy, Journal of African Business, Journal of Developing Areas, Cogent Finance & Economics, African Finance Journal, International Journal of Business & Economics, Latin American Journal of Economics, Journal of Economic Cooperation & Development, and Journal of Property Investment & Finance.


  • Tweneboah, G. (2019). Dynamic interdependence of industrial metal price returns: evidence from wavelet multiple correlations. Physica A: Statistical Mechanics and its Applications, 527, 121153.
  • Owusu Junior, P., Tweneboah, G., Ijasan, K., & Jeyasreedharan, N. (2019). Modelling return behaviour of global real estate investment trusts equities. Journal of European Real Estate Research.
  • Tweneboah, G. & Alagidede, P. (2019). Dollarization, inflation targeting, and inflationary dynamics in Ghana. Journal of African Business, 20 (3), 358-375.
  • Ijasan, K. & Tweneboah, G. (2019). Time-dependent dynamics of Global REITs and the adaptive market hypothesis. Forthcoming: Journal of Real Estate Portfolio Management.
  • Owusu Junior, P., Tweneboah, G., & Adam, A.M. (2019). Interdependence of major exchange rates in Ghana: a wavelet coherence analysis. Journal of African Business, 20 (3), 407-430.
  • Tweneboah, G. & Alagidede, P. (2018). Interdependence structure of precious metal prices: A multi-scale perspective. Resources Policy, 59, 427-434.
  • Tweneboah, G. & Alagidede, P. (2018). Currency substitution and stability of money demand in Ghana. Journal of Developing Areas, 52(2), 41–53.
  • Owusu, P.J, Tweneboah, G., & Adam, A.M. (2017). Comovement of real exchange rates in the West African Monetary Zone, Cogent Economics and Finance, 5, 1 – 18.
  • Ijasan, K., Tweneboah, G., & Mensah, J. O. (2017). Anti-persistence and long memory behaviour of South African REITs. Journal of Property Investment & Finance, 35(4), 356-368.
  • Tweneboah, G., & Agyapong, D. (2017). Modelling fiscal sustainability in the Middle East and North African region: A pooled mean group approach. Journal of Business and Enterprise Development, 7, 96-120.
  • Tweneboah, G., Agyapong, D., & Frimpong, S. (2016). Economic integration and exchange rate behaviour in the West African Monetary Zone. African Finance Journal, 18(1), 53-80.
  • Alagidede, P. & Tweneboah, G. (2015). Convergence of growth rates in the West African Monetary Zone. Journal of Economic Cooperation and Development, 36(4), 29-54.
  • Tweneboah, G. (2015). Financial dollarization and exchange rate volatility in Ghana. Ghanaian Journal of Economics, 3, 28-44.
  • Alagidede, P. & Tweneboah, G. (2015). On the sustainability and synchronization of fiscal policy in Latin America. Latin American Journal of Economics, 52(2), 213-240.

Contact details
+27 (11) 717 3856