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Learning, robust monetary policy and the merit of precaution

Author

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  • Marine Charlotte André

    (BETA - Bureau d'Économie Théorique et Appliquée - INRA - Institut National de la Recherche Agronomique - UNISTRA - Université de Strasbourg - UL - Université de Lorraine - CNRS - Centre National de la Recherche Scientifique)

  • Meixing Dai

    (BETA - Bureau d'Économie Théorique et Appliquée - INRA - Institut National de la Recherche Agronomique - UNISTRA - Université de Strasbourg - UL - Université de Lorraine - CNRS - Centre National de la Recherche Scientifique)

Abstract
We study in a New Keynesian framework the consequences of adaptive learning for the design of robust monetary policy. Compared to rational expectations, the fact that private sector follows adaptive learning gives the central bank an additional intertemporal trade-off between optimal behavior in the present and in later periods thanks to its ability to manipulate future inflation expectations. We show that adaptive learning imposes a more restrictive constraint on monetary policy robustness to ensure the dynamic stability of the equilibrium than under rational expectations but strengthens the argument in favor of a more aggressive monetary policy when the central bank fears for model misspecifications.

Suggested Citation

  • Marine Charlotte André & Meixing Dai, 2018. "Learning, robust monetary policy and the merit of precaution," Post-Print hal-03030047, HAL.
  • Handle: RePEc:hal:journl:hal-03030047
    DOI: 10.1515/bejm-2016-0236
    Note: View the original document on HAL open archive server: https://hal.science/hal-03030047
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    References listed on IDEAS

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    Cited by:

    1. Amélie Barbier-Gauchard & Meixing Dai & Claire Mainguy & Jamel Saadaoui & Moïse Sidiropoulos & Isabelle Terraz & Jamel Trabelsi, 2021. "Towards a more resilient European Union after the COVID-19 crisis," Eurasian Economic Review, Springer;Eurasia Business and Economics Society, vol. 11(2), pages 321-348, June.
    2. André Marine Charlotte & Medina Espidio Sebastián, 2022. "Optimal Robust Monetary Policy in a Small Open Economy," Working Papers 2022-17, Banco de México.
    3. Dizioli, Allan & Wang, Hou, 2024. "How do adaptive learning expectations rationalize stronger monetary policy response in Brazil?," Latin American Journal of Central Banking (previously Monetaria), Elsevier, vol. 5(1).
    4. Amélie Barbier-Gauchard & Meixing Dai & Claire Mainguy & Jamel Saadaoui & Moïse Sidiropoulos & Isabelle Terraz & Jamel Trabelsi, 2020. "Towards a more resilient European Union after the COVID-19 crisis," Working Papers hal-03008144, HAL.
    5. Meixing Dai, 2020. "La réponse de la BCE face à la pandémie de Covid-19," Bulletin de l'Observatoire des politiques économiques en Europe, Observatoire des Politiques Économiques en Europe (OPEE), vol. 42(1), pages 5-14, July.
    6. Marine Charlotte André & Meixing Dai, 2018. "The limits to robust monetary policy in a small open economy with learning agents," Working Papers of BETA 2018-45, Bureau d'Economie Théorique et Appliquée, UDS, Strasbourg.
    7. Bounader Lahcen & Traficante Guido, 2023. "Robustly Optimal Monetary Policy in a Behavioral Environment," The B.E. Journal of Macroeconomics, De Gruyter, vol. 23(1), pages 521-550, January.

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    More about this item

    Keywords

    Robust control; Optimal monetary policy; Model uncertainty; Adaptive learning;
    All these keywords.

    JEL classification:

    • C62 - Mathematical and Quantitative Methods - - Mathematical Methods; Programming Models; Mathematical and Simulation Modeling - - - Existence and Stability Conditions of Equilibrium
    • D83 - Microeconomics - - Information, Knowledge, and Uncertainty - - - Search; Learning; Information and Knowledge; Communication; Belief; Unawareness
    • D84 - Microeconomics - - Information, Knowledge, and Uncertainty - - - Expectations; Speculations
    • E52 - Macroeconomics and Monetary Economics - - Monetary Policy, Central Banking, and the Supply of Money and Credit - - - Monetary Policy
    • E58 - Macroeconomics and Monetary Economics - - Monetary Policy, Central Banking, and the Supply of Money and Credit - - - Central Banks and Their Policies

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