https://www.brookings.edu/wp-content/uploads/2022/09/Obstfeld-Zhou-Conference-Draft-BPEA-FA22.pdf
https://www.socialeurope.eu/becoming-like-germany-hurdles-and-dilemmas
https://www.socialeurope.eu/2017/06/mercron-franco-german-tandem-back-berlins-terms/
https://www.bruegel.org/sites/default/files/2022-11/PC%2020%202022_4.pdf