https://www.perfandersson.com/uploads/1/2/7/5/127505228/andersson_2022_cp_accepted_version.pdf
https://lawliberty.org/book-review/the-canary-in-the-feds-coal-mine/
https://www.boeckler.de/pdf/p_imk_report_125e_2017.pdf
http://www.ecb.europa.eu/pub/pdf/other/ebart201703_01.en.pdf