https://www.whitehouse.gov/wp-content/uploads/2021/05/budget_fy22.pdf
https://www.brookings.edu/opinions/the-approaching-debt-wave/?utm_campaign=Brookings%20Brief&utm_source=hs_email&utm_medium=email&utm_content=82830565
https://commission.europa.eu/strategy-and-policy/eu-budget/long-term-eu-budget/eu-budget-2028-2034_en
http://www.ips-journal.eu/regions/europe/article/show/myth-of-the-echo-chamber-2135/