https://www.ecb.europa.eu/home/search/review/pdf/ecb.strategyreview_monpol_strategy_statement.en.pdf
https://www.boeckler.de/pdf/p_wsi_report_52_2019.pdf
https://ukandeu.ac.uk/our-economic-challenges-are-structural-borrowing-alone-wont-solve-them/?mc_cid=884875e416&mc_eid=815b1928ec
https://www.imk-boeckler.de/download-proxy-for-faust/download-pdf?url=http%3A%2F%2F217.89.182.78%3A451%2Fabfrage_digi.fau%2Fp_imk_report_159e_2020.pdf%3Fprj%3Dhbs-abfrage%26ab_dm%3D1%26ab_zeig%3D8946%26ab_diginr%3D8482