https://www.dni.gov/index.php/global-trends/the-future-summarized
https://www.brookings.edu/articles/freedom-harriss-message-to-america/
https://www.imf.org/-/media/Files/Publications/WP/2021/English/wpiea2021021-print-pdf.ashx
http://www.ilo.org/global/publications/books/WCMS_605078/lang–en/index.htm