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The Review of Economics and Statistics Vol. 108 No. 2 2026

The Origins of Monetary Policy Disagreement: The Role of Supply and Demand Shocks

Carlos Madeira1; João Madeira2; Paulo Santos Monteiro3

1 Central Bank of Chile · 2 Department of Economics and Business Research Unit (BRU), ISCTE-IUL · 3 University of York

open access

Abstract

We investigate how dissent in the Federal Open Market Committee (FOMC) is affected by structural macroeconomic shocks obtained using a medium-scale dynamic stochastic general equilibrium model. We find that dissent is less (more) frequent when demand (supply) shocks are the predominant source of inflation fluctuations. In addition, supply shocks are found to raise private sector forecasting uncertainty about the path of interest rates. Since supply shocks impose a tradeoff between inflation and output stabilization while demand shocks do not, our findings are consistent with heterogeneous preferences over the dual mandate among FOMC members as a driver of policy disagreement.

DOI
10.1162/rest_a_01383
Volume
108
Issue
2
Pages
355-371
Language
en
Sources
openalex crossref

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