
https://www.conservativehome.com/thecolumnists/2021/11/daniel-hannan-proposals-to-restrict-mps-outside-work-run-up-against-the-same-problem-what-are-good-and-bad-jobs.html

https://institute.global/sites/default/files/2020-02/Labour%27s%20lost%20past%20endangers%20its%20future.pdf

https://www.ituc-csi.org/IMG/pdf/2023_ituc_global_rights_index_en.pdf