
https://www.thelancet.com/action/showPdf?pii=S1473-3099%2820%2930144-4

http://www.ips-journal.eu/topics/social-democracy/article/show/no-blank-cheque-for-macron-2123/

https://blogs.imf.org/2019/12/16/the-power-of-text-how-news-influences-sentiment-in-financial-markets/?utm_medium=email&utm_source=govdelivery