https://www.brookings.edu/wp-content/uploads/2020/10/Executive-order-worth-100-billion.pdf
https://www.brookings.edu/blog/fixgov/2020/04/09/how-covid-19-could-push-congress-to-start-reining-in-vulture-capitalism/?utm_campaign=Brookings%20Brief&utm_source=hs_email&utm_medium=email&utm_content=86173677
https://www.d-kart.de/en/blog/2020/05/11/ultra-vires/
https://theconversation.com/europeans-have-more-flexible-views-on-how-to-respond-to-irregular-migrants-than-policymakers-think-new-research-253473