1. Homi Kharas, “The Unprecedented Expansion of the Global Middle Class: An Update,” Working Paper 100, (Washington, DC: Brookings Institution, February 2017),
https://www.brookings.edu/wp-content/uploads/2017/02/global_20170228_global-middle-class.pdf.
2. International Monetary Fund, “Imports of Goods from its Partners, Millions, US Dollars,” Direction of Trade Statistics (DOTS), September 30, 2022,
https://data.imf.org/?sk=9D6028D4-F14A-464CA2F2