Of fairies and governments: An ABM evaluation of the expansionary austerity hypothesis

This paper draws on a debate between Robert Skidelsky and Paul Krugman on the expansionary austerity hypothesis as a motivation to build a demand-driven agent-based model. The model features contagion across firms to explore whether fiscal consolidations may become expansionary due to a positive eff...

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Main Authors: Adriano dos Reis M. Laureno Oliveira, Gilberto Tadeu Lima, Laura Carvalho
Format: Article
Language:English
Published: Emerald Publishing 2020-05-01
Series:EconomiA
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S1517758019300888
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author Adriano dos Reis M. Laureno Oliveira
Gilberto Tadeu Lima
Laura Carvalho
author_facet Adriano dos Reis M. Laureno Oliveira
Gilberto Tadeu Lima
Laura Carvalho
author_sort Adriano dos Reis M. Laureno Oliveira
collection DOAJ
description This paper draws on a debate between Robert Skidelsky and Paul Krugman on the expansionary austerity hypothesis as a motivation to build a demand-driven agent-based model. The model features contagion across firms to explore whether fiscal consolidations may become expansionary due to a positive effect on investors’ expectations, which could be the result of a dominant public discourse on the need for austerity. Simulations suggest that while a wave of optimism affecting a small proportion of firms may lead to short-run positive output effects in the economy by raising investment demand, these effects are not sufficient to neutralize the negative macroeconomic impacts of cutting government spending. These findings are in keeping with the scantiness (or absence) of empirical evidence in favor of the expansionary fiscal contraction hypothesis.
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spelling doaj.art-880ea1ab6cc54d639577ddc175743f052022-12-22T00:52:43ZengEmerald PublishingEconomiA1517-75802020-05-01212233254Of fairies and governments: An ABM evaluation of the expansionary austerity hypothesisAdriano dos Reis M. Laureno Oliveira0Gilberto Tadeu Lima1Laura Carvalho2Corresponding author.; Department of Economics, University of São PauloDepartment of Economics, University of São PauloDepartment of Economics, University of São PauloThis paper draws on a debate between Robert Skidelsky and Paul Krugman on the expansionary austerity hypothesis as a motivation to build a demand-driven agent-based model. The model features contagion across firms to explore whether fiscal consolidations may become expansionary due to a positive effect on investors’ expectations, which could be the result of a dominant public discourse on the need for austerity. Simulations suggest that while a wave of optimism affecting a small proportion of firms may lead to short-run positive output effects in the economy by raising investment demand, these effects are not sufficient to neutralize the negative macroeconomic impacts of cutting government spending. These findings are in keeping with the scantiness (or absence) of empirical evidence in favor of the expansionary fiscal contraction hypothesis.http://www.sciencedirect.com/science/article/pii/S1517758019300888Expansionary Fiscal ConsolidationContagionConfidenceABMKeynesian Macroeconomics
spellingShingle Adriano dos Reis M. Laureno Oliveira
Gilberto Tadeu Lima
Laura Carvalho
Of fairies and governments: An ABM evaluation of the expansionary austerity hypothesis
EconomiA
Expansionary Fiscal Consolidation
Contagion
Confidence
ABM
Keynesian Macroeconomics
title Of fairies and governments: An ABM evaluation of the expansionary austerity hypothesis
title_full Of fairies and governments: An ABM evaluation of the expansionary austerity hypothesis
title_fullStr Of fairies and governments: An ABM evaluation of the expansionary austerity hypothesis
title_full_unstemmed Of fairies and governments: An ABM evaluation of the expansionary austerity hypothesis
title_short Of fairies and governments: An ABM evaluation of the expansionary austerity hypothesis
title_sort of fairies and governments an abm evaluation of the expansionary austerity hypothesis
topic Expansionary Fiscal Consolidation
Contagion
Confidence
ABM
Keynesian Macroeconomics
url http://www.sciencedirect.com/science/article/pii/S1517758019300888
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AT lauracarvalho offairiesandgovernmentsanabmevaluationoftheexpansionaryausterityhypothesis