https://www.syrianbritish.org/_files/ugd/3f0228_a983dda5e33c4d929bfd7681cd0b3563.pdf
https://www.nber.org/papers/w24701.pdf
https://www.crisisgroup.org/middle-east-north-africa/gulf-and-arabian-peninsula/iran/218-iran-us-brings-maximum-pressure-un
https://www.brookings.edu/blog/order-from-chaos/2020/04/06/stretching-the-international-order-to-its-breaking-point/?utm_campaign=Brookings%20Brief&utm_source=hs_email&utm_medium=email&utm_content=85914360