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Journal of Political Economy Vol. 113 No. 5 2005

Insurance within the Firm

Luigi Guiso1,2; Luigi Pistaferri3,2; Fabiano Schivardi4

1 Einaudi Institute for Economics and Finance · 2 Centre for Economic Policy Research · 3 Economic Policy Institute · 4 Bank of Italy

Abstract

We evaluate the allocation of risk between firms and their workers using matched employer‐employee panel data. Unlike previous contributions, this paper focuses on idiosyncratic shocks to the firm, which are the correct empirical counterpart of the theoretical notion of diversifiable risk. We allow for both temporary and permanent shocks to output and find that firms absorb temporary fluctuations fully but insure workers against permanent shocks only partially. Risk‐sharing considerations can account for about 15 percent of overall earnings variability, the remainder originating from idiosyncratic shocks to individual workers. Our welfare calculations indicate that firms are an important vehicle of insurance provision.

DOI
10.1086/432136
Volume
113
Issue
5
Pages
1054-1087
Language
en
Sources
bibtex:phds-export.bib openalex crossref

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