The real effects of monetary shocks in sticky price models: A sufficient statistic approach

We prove that the ratio of kurtosis to the frequency of price changes is a sufficient statistic for the real effects of monetary shocks, measured by the cumulated output response following the shock. The sufficient statistic result holds in a large class of models which includes Taylor (1980); Calvo...

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Main Authors: Alvarez, F., Le Bihan, Herve, Lippi, F.
Format: Journal Article
Published: 2016
Online Access:http://hdl.handle.net/20.500.11937/56346
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author Alvarez, F.
Le Bihan, Herve
Lippi, F.
author_facet Alvarez, F.
Le Bihan, Herve
Lippi, F.
author_sort Alvarez, F.
building Curtin Institutional Repository
collection Online Access
description We prove that the ratio of kurtosis to the frequency of price changes is a sufficient statistic for the real effects of monetary shocks, measured by the cumulated output response following the shock. The sufficient statistic result holds in a large class of models which includes Taylor (1980); Calvo (1983); Reis (2006); Golosov and Lucas (2007); Nakamura and Steinsson (2010); Midrigan (2011); and Alvarez and Lippi (2014). Several models in this class are able to account for the positive excess kurtosis of the size distribution of price changes that appears in the data. We review empirical measures of kurtosis and frequency and conclude that a model that successfully matches the microevidence on kurtosis and frequency produces real effects that are about four times larger than in the Golosov-Lucas model, and about 30 percent below those of the Calvo model. We discuss the robustness of our results to changes in the setup, including small inflation and leptokurtic cost shocks.
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spelling curtin-20.500.11937-563462017-09-13T16:11:02Z The real effects of monetary shocks in sticky price models: A sufficient statistic approach Alvarez, F. Le Bihan, Herve Lippi, F. We prove that the ratio of kurtosis to the frequency of price changes is a sufficient statistic for the real effects of monetary shocks, measured by the cumulated output response following the shock. The sufficient statistic result holds in a large class of models which includes Taylor (1980); Calvo (1983); Reis (2006); Golosov and Lucas (2007); Nakamura and Steinsson (2010); Midrigan (2011); and Alvarez and Lippi (2014). Several models in this class are able to account for the positive excess kurtosis of the size distribution of price changes that appears in the data. We review empirical measures of kurtosis and frequency and conclude that a model that successfully matches the microevidence on kurtosis and frequency produces real effects that are about four times larger than in the Golosov-Lucas model, and about 30 percent below those of the Calvo model. We discuss the robustness of our results to changes in the setup, including small inflation and leptokurtic cost shocks. 2016 Journal Article http://hdl.handle.net/20.500.11937/56346 10.1257/aer.20140500 restricted
spellingShingle Alvarez, F.
Le Bihan, Herve
Lippi, F.
The real effects of monetary shocks in sticky price models: A sufficient statistic approach
title The real effects of monetary shocks in sticky price models: A sufficient statistic approach
title_full The real effects of monetary shocks in sticky price models: A sufficient statistic approach
title_fullStr The real effects of monetary shocks in sticky price models: A sufficient statistic approach
title_full_unstemmed The real effects of monetary shocks in sticky price models: A sufficient statistic approach
title_short The real effects of monetary shocks in sticky price models: A sufficient statistic approach
title_sort real effects of monetary shocks in sticky price models: a sufficient statistic approach
url http://hdl.handle.net/20.500.11937/56346