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American Economic Review Vol. 113 No. 8 2023

The Micro Anatomy of Macro Consumption Adjustments

Rafael Guntin1; Pablo Ottonello2; Diego J. Perez3

1 University of Rochester, Department of Economics (email: ) · 2 University of Michigan, Department of Economics and NBER (email: ) · 3 Perez: New York University, Department of Economics and NBER (email: )

Abstract

We study crises characterized by large adjustments of aggregate consumption through their microlevel patterns. We document the cross-sectional patterns of consumption adjustment across the income distribution and find large adjustments for top-income households, who exhibit consumption-income elasticities similar to or larger than the average. We construct a heterogeneous-agent open economy model of consumption under income fluctuations and show that the data patterns are largely consistent with theories that attribute the dynamics of aggregate consumption to changes in aggregate permanent income. We also discuss our findings’ implications for theories based on the tightening of households’ borrowing constraints and analyze policy implications.

DOI
10.1257/aer.20201931
Volume
113
Issue
8
Pages
2201-2231
Language
en
Sources
bibtex:phds-export.bib openalex crossref

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