1. 1. OECD. (n. d.). OECD Digital Economy Papers. Retrieved from https://www.oecd-ilibrary.org/science-and-technology/oecd-digital-economy-papers_20716826.
2. 2. Bukht, R., & Heeks, R. (2019). Defining, Conceptualising and Measuring the Digital Economy. Development Informatics Working Paper, 68. DOI: 10.2139/ssrn.3431732.
3. 3. World Economic Forum, & INSEAD. (2016). The Global Information Technology Report 2016. URL: https://www.weforum.org/reports/the-global-information-technology-report-2016.
4. 4. Dutta, S., Lanvin, B., & Wunsch-Vincent, S. (Eds.). (2020). Global Innovation Index 2020. Retrieved from https://www.wipo.int/edocs/pubdocs/en/wipo_pub_gii_2020.pdf.
5. 5. World Economic Forum. (2019). The Global Competitiveness Report 2019. Retrieved from https://www3.weforum.org/docs/WEF_TheGlobalCompetitivenessReport2019.pdf.