1. Ahmad N.andSchreyer P.(2016).Measuring GDP in a digitalised economy. OECD Statistics Working Papers 2016/07.https://www.oecd‐ilibrary.org/docserver/5jlwqd81d09r‐en.pdf?expires=1619443977&id=id&accname=guest&checksum=D704D9527476F613CCECBD7744CAD8A1(accessed 26 April 2021).
2. Alkire S.(2008).Bhutan's gross national happiness index 2008.OPHI Research in Progress Series. Oxford Poverty & Human Development Initiative (OPHI). University of Oxford.https://www.ophi.org.uk/wp‐content/uploads/Alkire_Bhutan_GNH_index_2008_OPHIRP5a.pdf(accessed 29 January 2021).
3. Baldwin R.(2018).A long view of globalisation in short: the new globalisation part 5 of 5.VoxEU 5 December 2018.https://voxeu.org/content/long‐view‐globalisation‐short‐new‐globalisation‐part‐5‐5(accessed 12 June 2021).
4. Bureau of Economic Analysis(2020).New digital economy estimates 2005–2018.https://www.bea.gov/data/special‐topics/digital‐economy(accessed 20 April 2021).