https://www.wilsoncenter.org/article/us-inaction-ceding-global-nuclear-market-china-and-russia
https://www.cesifo-group.de/DocDL/ifoDD_18-01_03-09_Ochsner.pdf
https://sipri.org/sites/default/files/2017-09/yb17-summary-eng.pdf
https://www.nber.org/system/files/working_papers/w23583/w23583.pdf