GP may be referring to anthropologist David's Graeber's book: "Debt", which refutes that idea: https://www.goodreads.com/book/show/6617037-debt https://www.go

GP may be referring to anthropologist David's Graeber's book: "Debt", which refutes that idea: https://www.goodreads.com/book/show/6617037-debt https://www.goodreads.com/book/show/6617037-debt