https://www.cer.eu/sites/default/files/insight_SL_5.11.19_2.pdf
https://www.instituteforgovernment.org.uk/printpdf/10590
https://researchbriefings.files.parliament.uk/documents/CBP-7212/CBP-7212.pdf
https://ec.europa.eu/commission/sites/beta-political/files/reflection-paper-globalisation_en.pdf