
https://www.brookings.edu/articles/the-hutchins-center-explains-the-neutral-rate-of-interest/

https://www.gov.uk/government/uploads/system/uploads/attachment_data/file/680142/Chancellor_to_Governor_February_2018.pdf

https://www.exact.com/benl/downloads/finance/whitepaper-cijfers-altijd-het-antwoord