http://www.cadtm.org/IMG/pdf/Alexander_Sack_DETTE_ODIEUSE.pdf
https://www.nao.org.uk/wp-content/uploads/2018/01/PFI-and-PF2.pdf
http://norden.diva-portal.org/smash/get/diva2:1095959/FULLTEXT02.pdf
https://www.socialeurope.eu/austerity-a-cyclical-tale