https://ukandeu.ac.uk/wp-content/uploads/2021/11/Brexit-and-Services-Trade-Working-Paper.pdf
http://www.niesr.ac.uk/sites/default/files/publications/NIESR%20GE%20Briefing%20Paper%20No.%204%20-%20Agriculture%20in%20the%20UK_0.pdf
https://static.europeanchamber.com.cn/upload/medianews/attachments/European_Chamber_Trade_War_Survey_Results_and_Analysis_Fall_2019[24].pdf