http://www.egmontinstitute.be/content/uploads/2019/03/SPB108.pdf?type=pdf
https://theconversation.com/french-snap-elections-cohabitation-could-reshuffle-the-cards-between-president-and-prime-minister-232296
https://www.ucl.ac.uk/european-institute/analysis/2016-17/poulsen-investment-policy
https://www.linkiesta.it/2020/05/macron-merkel-piano-iniziativa-500-miliardi/