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Sources:
[1] Bell, x. (20xx) The Nature of Money, Cambridge, UK: Polity Press, p. 78.
[2] Dullien, S., Jürgens, E. & Watzka, S. (2020) ‘Public Investment in Germany’, in: Cerniglia, F. & Saraceno, F. (editors), A European Public Investment Outlook, online available at:<https://books.openbookpublishers.com/10.11647/obp.0222/ch3.xhtml> [Last accessed on 25th July 2024]