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  • Area of Specialization: Public Finance, Macroeconomics, Development Economics, Project Analysis and Evaluation, Petroleum Economics, Statistics, Econometrics
  • Department of Economics

  • Prof Callistar Kidochukwu Obi is a Professor in the Department of Economics, Faculty of the Social Sciences, Delta State University, Abraka. She holds a Ph.D degree in Economics from University of Nigeria, Nsukka (UNN), an M.Sc degree in Economics from University of Benin, Benin City, B.Sc degree in Economics from Delta State University, Abraka and NCE (Economics /Geography) from College of Education, Agbor. She specialises in Development Economics, Macroeconomics and Public Finance. She is a life member of the Nigerian Economic Society (NES), has published widely in both National and International scholarly and reputable Journals and has attended National and International Conferences. She has held administrative positions in the University, a one time Deputy Director, Centre for Entrepreneurial Studies (CES) and currently, Acting Director, Centre for Continuing Education Programme (CCEP). She is a Data Analyst, a diligent Academic, hardworking and has a team spirit. Takes pleasure in research, reading and singing.
    My Publications
  1. Obi, C.K. (2020) Government Recurrent Expenditure Effect on Economic Growth: Evidence on some expenditure from some selected variables, ACTA Universitatis Danubius Œconomica Vol.16(1) Pages: 73-82

  2. Obi, C.K. and Ndakara, E.O (2020) The Effect of COVID-19 on OPEC Spatial Oil Production: A Macro Analysis, Journal of Advanced Research in Dynamical and Control System Vol.12 (8) Pages: 393-402

  3. Obi, C.K. and Ehiedu, V.C (2020) Testing the Efficacy of Wagner's Law on Public Expenditure in Nigeria, Scientific Papers of the University of Pardubice, Series D, Faculty of Economics and Administration Vol.28 (1) Pages: 1019

  4. Obi, C.K. (2020) Endogenous Growth Model, Tax Revenue and Economic Growth: Evidence from Nigeria Macro Data, TEST Engineering and Management. Vol.83 (May-June), Pages: 30123-30125

  5. Obi, C.K . , (2019) Regional Economic Development: How Relevant is Tax? The Case of South-South Region of Nigeria, African Journal of Social and Behavioural Sciences/Faculty of Social Sciences, IMSU Vol.8(2) Pages: 64-74

  6. Obi, C.K. And Ifelunini I.A. (2019) Mobilization of Domestic Resources for Economic Development Financing in Nigeria: Does Tax Matter?, University of Pardubius Scientific Papers, Series D Vol.24(1) Pages: 113-125

  7. Obi, C.K (2018) Revenue Generation in Nigeria: Diversifying from Primary Sector to Non-primary Sectors, ACTA Universitatis Danubius Œconomica Vol.14(1) Pages: 188-196

  8. Obi, C.K. & Ossai, O. (2018) Is Inflation a Monetary Phenomenon? Insight from Nigerian Money Supply and Inflation Data, Benue Journal of Social Sciences.
      Vol.5(4) Pages:  

  9. Obi, C.K. (2018) Road Transport Infrastructure and Economic Development of the Riverine Communities in the Niger Delta: A Case Study of Burutu Town in Delta State. , Benue Journal of Social Sciences
    Vol.5(2) Pages: 140-151

  10. Obi, C.K. (2018) Granger Causality test of Exchange Rate Policy Volatility and Economic Growth: Insight from Nigerian Macro Data, Sahel Analyst Journal of Management Sciences
    Vol.16(1), Pages: 106-115

  11. Obi, C.K. (2017) Role of Road Infrastructure in Health Care Delivery in Wetland Communities, Delta State, Nigeria, Sahel Analyst Journal of Management Sciences
    Vol. 15(7) Pages: 11-23

  12. Obi, C.K (2017) Foreign Borrowing and Nigerian Economic Growth: The Nexus., Ilorin Journal of Management Sciences
    Vol.4(1 Pages: 81-91

  13. Obi, C.K . , (2017) Further Analysis of the Critical Levels of External Debt and its Implication on Economic Growth in Nigeria, Journal of Academic Research in Economic. Vol.9(3) Pages: 338-346

  14. Obi, C.K. (2016) The Effect of Shortage in the Supply of Premium Motor Spirit (Fuel Scarcity) On Socioeconomic Activities of Citizens in Nigerian., Journal of Academic Research in Economics. Vol.8(1) Pages: 114-126

  15. Obi, C.K.; Ifelunini, I.A. and Edeme, R.K. , (2016) Does Complementing External Debt with Policy Variables enlarge the Borrowing Space? Insight from Nigeria Macro Data., Journal of Academic Research in Economic. Vol.8(2) Pages: 166-181

  16. Obi, C.K. (2015) External Debt and Economic Growth in Nigeria: The Nexus, Ilorin Journal of Management Sciences/ Faculty of Management Sciences, University of Ilorin
    Vol.2(1) Pages: 11-21

  17. Obi, C.K. (2015) IMF Recommended Debt Sustainability Threshold for Nigeria. Is it Growth Augmenting? An Optimization Algorithm Approach, OIDA International Journal of Sustainable Development Vol.8(11) Pages: 81-90.

  18. Obi, C.K. (2015) Challenges of Insecurity and Terrorism in Nigeria: implication for National Development, OIDA International Journal of Sustainable Development’ Vol.8(2), Pages: 11-18

  19. Jeroh, E. and Obi, C.K. . , . (2015) Place of Infrastructure Development on Poverty Reduction in Nigeria, ANSU Journal of Arts and Social Sciences. Vol. 4(1) Pages: 111-129

  20. Obi, C.K. (2014) The Impact of External Debt and Foreign Direct Investment on Economic Growth: The Nigerian Experience, Journal of Social and Management Sciences
    Vol.9(1) Pages: 111-129

  21. Obi, C.K. (2014) An Estimation of the Critical Levels of External Debt Accumulation; The Nigerian Experience, OIDA International Journal of Sustainable Development Vol.7(12) Pages: 73-82

  22. Obi, C.K. (2013) Private Sector Savings and Interest Rate under Financial Liberalization Policy: The Nigerian Experience, Journal of Social and Management Sciences
    Vol.8(4) Pages: 30-33

  23. Obi, C.K. (2012) Domestic Investment in Nigeria: The Role of the Banking Sector, Journal of Social and Management Sciences
    Vol.7(2), Pages: 95-99

  24. Obi, C.K. (2011) Renewable Energy Resources, Poverty Alleviation and Sustainable Rural Community Development, Journal of Social and Management Sciences
    Vol.6 (3) Pages: 157-161.

  25. Obi, C.K. (2010) Energy Conservation (Natural Gas) As a Means of Reducing Environmental Degradation and Ensuring National Security in Nigeria, Homeland Security and Development /Faculty of the social sciences, Delta State University, Abraka
    Vol.1 Pages: 85-90.

  26. Obi, C.K. (2010) Rural Women Empowerment as a Strategy for Eradicating Extreme Poverty and Hunger in Nigeria, Engendering Policy for Attainment of the Millennium Development Goals in Nigeria
    Vol. Pages: 245-252

  27. Obi, C.K. (2009) Global Financial Crisis and Millennium Development Goals, Millennium Development Goals. Integrated Issues
    Vol.4 Pages: 13-20

  28. Obi, C.K. (2009) External Debt Burden and Sustainable Development in Nigeria: The Impact Of Poverty Alleviation, Faculty of the Social Sciences
    Vol. Pages: 98-102.