https://www.socialeurope.eu/2017/07/european-welfare-states-perform/
https://www.bruegel.org/system/files/2024-05/WP%2012%202024_0.pdf
http://www.fiscalcouncil.ie/wp-content/uploads/2017/06/Fiscal-Assessment-Report-June-2017-Final.pdf
https://www.socialeurope.eu/2017/06/stronger-pay-increases-are-not-enough/