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A look at the background to Keynes' validation of the IS-LM model

Un retour sur les dessous de la validation par Keynes du modèle IS-LM

Nicolas Piluso ()

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Abstract: The purpose of this article is to revisit the Hicks-Keynes controversy over the ISLM model. We propose an alternative and complementary explanation to Keynes's claim that he validates Hicks's work, even though post-Keynesians as a whole have rejected it. The usual analysis of this controversy concerns the theory of the interest rate. We show that if Keynes accepts the ISLM model, it is because it is consistent with the core of the General Theory, which bases involuntary unemployment on the rejection of the "second classical postulate" and the principle of effective demand. The latter make employment a variable determined outside the labor market like Hicks' ISLM model.

Keywords: Chômage involontaire; ISLM; Postulats classiques; Préférence pour la liquidité; Taux d’intérêt; Involuntary unemployment; Classical postulates; Preference for liquidity; Interest rate (search for similar items in EconPapers)
Date: 2024
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Published in Revue d'histoire de la pensée économique, 2024, 1 (17), p. 159-185. ⟨10.48611/isbn.978-2-406-17116-4.p.0159⟩

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Persistent link: https://EconPapers.repec.org/RePEc:hal:journl:hal-03826062

DOI: 10.48611/isbn.978-2-406-17116-4.p.0159

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