https://www.ifo.de/DocDL/EEAG-2019-executive-summary.pdf
file:///C:/Users/cooma_000/Downloads/EconPol_Policy_Report_02_2017_German_Account_Surplus.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://cepr.org/system/files/publication-files/190449-geneva_26_the_art_and_science_of_patience_relative_prices_and_inflation.pdf