1. African Union 2013. Action plan for boosting intra-African trade. Addis Abeba. https://www.au.int/web/sites/default/files/newsevents/pressreleases/26498-pr-action_plan_for_boosting_intra-african_trade_f-english.pdf. Accessed 7 Aug 2022.
2. Anderson, JE., and E.Van Wincoop. 2003. Gravity with Gravitas: A Solution to the Border Puzzle American Economic Review 93(1): 170–192.
3. Asia-Pacific Economic Cooperation (APEC) 2023. Economic Impact of Adopting Digital Trade Rules: Evidence from APEC Member Economies. Committee on Trade and Investment, Singapore.https://www.apec.org/docs/default-source/publications/2023/3/economic-impact-of-adopting-digital-trade-rules-evidence-from-apec. Accessed 7 May 2023.
4. Banga, K., M. Gharib, M. Mendez-Parra, and J. Mcleod. 2021. E-Commerce in Preferential Trade Agreements: Implications for African Firms and the AfCFTA. London: ODI. https://cdn.odi.org/media/documents/ecommerce_in_preferential_trade_agreementsreport.pdf.
5. Burri, M., and R. Polanco. 2020. Digital Trade Provisions in Preferential Trade Agreements: Introducing a New Dataset. Journal of International Economic Law 23 (1): 187–220.