https://ukandeu.ac.uk/the-swiss-approach-to-trade-with-the-eu/?mc_cid=f98b87bf43&mc_eid=815b1928ec
https://ecipe.org/publications/the-gini-trade-index-what-can-we-learn-from-a-new-trade-indicator/
https://www.aljazeera.com/news/2022/12/6/chinas-xi-to-visit-saudi-arabia-from-wednesday
https://www.bruegel.org/wp-content/uploads/2022/02/PC-04.pdf