
https://www.brookings.edu/blog/order-from-chaos/2021/09/23/asean-and-the-quad-strategic-impasse-or-avenue-for-cooperation/?utm_campaign=Brookings%20Brief&utm_medium=email&utm_content=162963173&utm_source=hs_email

https://www.instituteforgovernment.org.uk/sites/default/files/publications/5704%20IFG%20-%20Frictionless%20Trade%20Web.pdf

https://www.cesifo.org/DocDL/cesifo1_wp7982.pdf