
http://www.cesifo-group.de/ifoHome/publications/working-papers/CESifoWP/CESifoWPdetails?wp_num=6448&CESifoWP.search=+

https://ukandeu.ac.uk/the-future-of-the-uk-eu-relationship/?mc_cid=f8b68a972a&mc_eid=815b1928ec

https://assets.publishing.service.gov.uk/government/uploads/system/uploads/attachment_data/file/1052148/benefits-of-brexit-document.pdf