https://www.foreignaffairs.com/world/why-world-still-needs-trade
https://www.globaltimes.cn/page/202309/1298901.shtml
https://trade.ec.europa.eu/doclib/docs/2021/september/tradoc_159803.pdf
https://www.bloomberg.com/news/articles/2019-09-11/world-s-oldest-customs-union-and-u-k-reach-a-post-brexit-deal