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Quarterly Journal of Economics Vol. 131 No. 3 2016

Input Specificity and the Propagation of Idiosyncratic Shocks in Production Networks *

Jean-Noël Barrot1,2,3; Julien Sauvagnat1,2,3

1 Boston University · 2 Stockholm School of Economics · 3 Washington University in St. Louis

open access

Abstract

This article examines whether firm-level idiosyncratic shocks propagate in production networks. We identify idiosyncratic shocks with the occurrence of natural disasters. We find that affected suppliers impose substantial output losses on their customers, especially when they produce specific inputs. These output losses translate into significant market value losses, and they spill over to other suppliers. Our point estimates are economically large, suggesting that input specificity is an important determinant of the propagation of idiosyncratic shocks in the economy.

DOI
10.1093/qje/qjw018
Volume
131
Issue
3
Pages
1543-1592
Language
en
Sources
bibtex:phds-export.bib openalex crossref

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