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Journal of Political Economy Vol. 115 No. 5 2007

A Model of Job and Worker Flows

Nobuhiro Kiyotaki1,2; Ricardo Lagos3

1 Princeton University · 2 Ecolab (United States) · 3 New York University

Abstract

We develop an equilibrium search model that incorporates job‐to‐job transitions, exhibits instances of replacement hiring, and conceptually distinguishes between job and worker flows. We propose a notion of competitive equilibrium for random‐matching environments and study the extent to which it achieves an efficient allocation of resources. The model can be used to study how the permanent incomes and employment states of individual workers evolve over time, the amount of worker turnover in excess of job reallocation, the lengths of job tenures and unemployment durations, and the size and persistence of changes in workers’ incomes following displacements or job‐to‐job transitions.

DOI
10.1086/524203
Volume
115
Issue
5
Pages
770-819
Language
en
Sources
bibtex:phds-export.bib openalex crossref

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