http://ftp.zew.de/pub/zew-docs/dp/dp20002.pdf
https://www.science.org/content/article/scientist-likely-win-mexicos-presidency-not-all-researchers-rejoicing
https://ukandeu.ac.uk/who-controls-public-policy-paul-cairney/?mc_cid=cd66156d9a&mc_eid=815b1928ec
http://news.sky.com/story/theresa-may-eu-trying-to-influence-general-election-with-threats-10861584