Arbeitspapier

Money in monetary policy design: Monetary cross-checking in the New-Keynesian model

In the New-Keynesian model, optimal interest rate policy under uncertainty is formulated without reference to monetary aggregates as long as certain standard assumptions on the distributions of unobservables are satisfied. The model has been criticized for failing to explain common trends in money growth and inflation, and that therefore money should be used as a cross-check in policy formulation (see Lucas (2007)). We show that the New-Keynesian model can explain such trends if one allows for the possibility of persistent central bank misperceptions. Such misperceptions motivate the search for policies that include additional robustness checks. In earlier work, we proposed an interest rate rule that is near-optimal in normal times but includes a cross-check with monetary information. In case of unusual monetary trends, interest rates are adjusted. In this paper, we show in detail how to derive the appropriate magnitude of the interest rate adjustment following a significant cross-check with monetary information, when the New-Keynesian model is the central bank’s preferred model. The cross-check is shown to be effective in offsetting persistent deviations of inflation due to central bank misperceptions.

Language
Englisch

Bibliographic citation
Series: ECB Working Paper ; No. 1191

Classification
Wirtschaft
Business Fluctuations; Cycles
Demand for Money
Interest Rates: Determination, Term Structure, and Effects
Monetary Policy
Central Banks and Their Policies
Subject
European Central Bank
monetary policy
Money
new-Keynesian model
policy under uncertainty
quantity theory
Geldpolitik
Zentralbank
Entscheidung unter Unsicherheit
Zins
Neoklassische Synthese

Event
Geistige Schöpfung
(who)
Wieland, Volker
Beck, Günter W.
Event
Veröffentlichung
(who)
European Central Bank (ECB)
(where)
Frankfurt a. M.
(when)
2010

Handle
Last update
10.03.2025, 11:44 AM CET

Data provider

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Object type

  • Arbeitspapier

Associated

  • Wieland, Volker
  • Beck, Günter W.
  • European Central Bank (ECB)

Time of origin

  • 2010

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