Inflation Bias with Dynamic Phillips Curves and Impatient Policy Makers.

We generalize the analysis of inflation bias with dynamic Phillips curves in three respects. First, we examine the discretionary (time consistent) solution in cases where the Phillips curve has both a backward-looking and forward-looking component. Second, we show that the commitment (time inconsist...

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Main Authors: Kirsanova, T, Vines, D, Wren-Lewis, S
Format: Journal article
Language:English
Published: Berkley Electronic Press 2009
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author Kirsanova, T
Vines, D
Wren-Lewis, S
author_facet Kirsanova, T
Vines, D
Wren-Lewis, S
author_sort Kirsanova, T
collection OXFORD
description We generalize the analysis of inflation bias with dynamic Phillips curves in three respects. First, we examine the discretionary (time consistent) solution in cases where the Phillips curve has both a backward-looking and forward-looking component. Second, we show that the commitment (time inconsistent) solution does not normally involve zero inflation and output at its natural rate. Instead, with a purely forward-looking Phillips curve and positive discounting, it will involve a dynamic path for inflation in which steady state inflation is below its target. In this sense, we obtain negative inflation bias. Third, we show that the timeless perspective policy has the same steady state as the commitment case, but without any short-term output gains.
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spelling oxford-uuid:2626bf55-3cf0-479f-aaa9-32fe50b0ff922022-03-26T11:59:21ZInflation Bias with Dynamic Phillips Curves and Impatient Policy Makers.Journal articlehttp://purl.org/coar/resource_type/c_dcae04bcuuid:2626bf55-3cf0-479f-aaa9-32fe50b0ff92EnglishDepartment of Economics - ePrintsBerkley Electronic Press2009Kirsanova, TVines, DWren-Lewis, SWe generalize the analysis of inflation bias with dynamic Phillips curves in three respects. First, we examine the discretionary (time consistent) solution in cases where the Phillips curve has both a backward-looking and forward-looking component. Second, we show that the commitment (time inconsistent) solution does not normally involve zero inflation and output at its natural rate. Instead, with a purely forward-looking Phillips curve and positive discounting, it will involve a dynamic path for inflation in which steady state inflation is below its target. In this sense, we obtain negative inflation bias. Third, we show that the timeless perspective policy has the same steady state as the commitment case, but without any short-term output gains.
spellingShingle Kirsanova, T
Vines, D
Wren-Lewis, S
Inflation Bias with Dynamic Phillips Curves and Impatient Policy Makers.
title Inflation Bias with Dynamic Phillips Curves and Impatient Policy Makers.
title_full Inflation Bias with Dynamic Phillips Curves and Impatient Policy Makers.
title_fullStr Inflation Bias with Dynamic Phillips Curves and Impatient Policy Makers.
title_full_unstemmed Inflation Bias with Dynamic Phillips Curves and Impatient Policy Makers.
title_short Inflation Bias with Dynamic Phillips Curves and Impatient Policy Makers.
title_sort inflation bias with dynamic phillips curves and impatient policy makers
work_keys_str_mv AT kirsanovat inflationbiaswithdynamicphillipscurvesandimpatientpolicymakers
AT vinesd inflationbiaswithdynamicphillipscurvesandimpatientpolicymakers
AT wrenlewiss inflationbiaswithdynamicphillipscurvesandimpatientpolicymakers