
https://www.bruegel.org/analysis/struggle-cut-emissions-international-aviation-and-shipping

https://blogs.imf.org/2020/04/15/fiscal-policies-to-contain-the-damage-from-covid-19/?utm_medium=email&utm_source=govdelivery

https://trilemma.worldenergy.org/reports/main/2019/2019%20Energy%20Trilemma%20Index.pdf