
https://www.brookings.edu/articles/justice-thomas-gift-reporting-rules-and-what-a-supreme-court-code-of-conduct-would-and-wouldnt-accomplish/

https://ec.europa.eu/info/sites/default/files/communication_2021_rule_of_law_report_en.pdf

https://pubs.aeaweb.org/doi/pdfplus/10.1257/jep.36.4.103