
https://blogs.lse.ac.uk/europpblog/2023/12/05/compensation-for-displaced-workers-is-unlikely-to-halt-the-rise-of-protectionism-in-europe/

https://assets.publishing.service.gov.uk/government/uploads/system/uploads/attachment_data/file/695321/An_inspection_of_exit_checks.pdf

http://www.cesifo-group.de/ifoHome/publications/working-papers/CESifoWP/CESifoWPdetails?wp_num=6452&CESifoWP.search=+