Books
O Omiunu and F Nganje, Subnational foreign relations in Africa: An Interdisciplinary Analysis of Nigeria and South Africa (Routledge: forthcoming).
Book chapters in peer-reviewed edited books
O Omiunu, ‘The evolving role of sub-national actors in international economic relations: A case study of the Canada-European Union CETA’ in F Amtenbrink, D Prévost , and R Wessel (Eds.) Shifting Forms and Levels of Cooperation in International Economic Law: Structural Developments in Trade, Investment and Financial Regulation Netherlands Year Book of International Law Vol. 48, (T.M.C. Asser Press: Den Haag, 2017) (https://link.springer.com/chapter/10.1007/978-94-6265-243-9_6).
O Omiunu, ‘How do host states respond to Investment Treaty Law?: Some empirical observations’ (with M Sattorova and M Erkan), in A Rasulov and J Haskell (Eds.) International Economic Law: New Voices, New Perspectives European Year Book of International Economic Law (Special issue) (Springer: forthcoming) (https://papers.ssrn.com/sol3/papers.cfm?abstract_id=2703272).
O Omiunu, ‘Trade and agriculture in Nigeria: An examination of deficiencies in Nigeria’s framework for international trade in agricultural commodities’ in R Ako and D Olawuyi, (Eds.) Food and agricultural law: Readings on sustainable agriculture and the law in Nigeria (Afe Babalola University Press: Ado Ekiti, 2015).
O Omiunu, 'Restrictions of vessels for domestic trade under the Nigerian Cabotage Act: Extent and scope' in E Azinge and O Eruaga (eds.) Cabotage law in Nigeria (Nigerian Institute of Advanced Legal Studies: Abuja, 2012).
Articles in peer-reviewed academic journals
Omiunu, 'The evolution of foreign economic relations in Nigeria' (with I Aniyie), South African Journal of International Affairs, Vol. 25, Issue 3, 2018, pp. 365-392. 10.1080/10220461.2018.1526111
O Omiunu, ‘The evolving role of sub-national actors in the mechanisms for international trade interactions: A comparative analysis of Belgium and Canada’, Global Journal of Comparative Law, Vol. 6, Issue 2, 2017, pp. 105-137 (http://booksandjournals.brillonline.com/content/journals/10.1163/2211906x-00602001).
O Omiunu, ‘Special and differential treatment (SDT) provisions and the participation of developing countries in international trade: A case for reform’, Nigerian Bar Journal, Vol. 8, No. 1, 2013, pp. 43 – 70.
O Omiunu, ‘Regional trade agreements and the neo-colonialism of the United States of America and the European Union: A critique of the principle of competitive imperialism’ (with VP Gonzalo), Liverpool Law Review, Vol. 32, 2011, pp. 225–235.
Occasional papers, book reviews, policy briefs, and think pieces
O Omiunu (2018) 'Nigeria must wake up to the changing role of state governments' The Conversation https://theconversation.com/nigeria-must-wake-up-to-the-changing-role-of-state-governments-103269
O Omiunu, (Book Review) International Trade Law and Regulation, Issue 4, 2016, pp. 131-132.
O Omiunu and others, ‘Information and communication technology and the Nigerian rules of evidence’ University of Benin Law Journal, Vol. 11, Issue 1 and 2, 2008, pp. 83 – 93.
International Conference Papers
O Omiunu, ‘The ‘social legitimacy’ of the African Continental Free Trade Agreement (CFTA)’ Society of Legal Scholars Annual Conference, London, United Kingdom, September 2018.
O Omiunu, 'The role of non-traditional actors (NTAs) in the design of international economic agreements in the 21st century' MC11 THINK TRACK WTO Conference: “Thinking about a Global Trade Governance for the 21st Century: Challenges and Opportunities on the Eve of the. WTO´s 11th Ministerial Conference”, Buenos Aires, December 2017 https://www.dora.dmu.ac.uk/handle/2086/15115.
O Omiunu, ‘The evolving role of sub-national actors in international economic regulations: A case study of the Canada-EU CETA’ 6th Conference of the Postgraduate and Early Professionals/Academics of the Society of International Economic Law (PEPA/SIEL), Tilburg, April 2017.
O Omiunu, ‘Incoherence on the role of subnational actors in the evolving mechanisms for international trade interactions: A comparative analysis of Belgium and Canada’ 5th Biennial Global Conference of the Society of International Economic Law (SIEL), Johannesburg, July 2016 https://www.dora.dmu.ac.uk/handle/2086/13049.
O Omiunu, ‘Subnational foreign economic interactions in Nigeria’ Oxford University Nigeria Research Day, Oxford, June 2016.
O Omiunu, ‘Institutional evolution in Nigeria’s international economic relations: Is there cause for worry or is everything under control?’ University of Liverpool International Postgraduate Legal Conference: Emerging Issues in Law, January 2016.