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Do job destruction shocks matter in the theory of unemployment

Because the data show that market tightness is not orthogonal to unemployment, this paper identifies the many empirical difficulties caused by adopting the free entry of vacancies assumption in the Diamond-Mortensen-Pissarides (DMP) framework. Relaxing the free entry assumption and using Simulated M...

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Main Authors: Melvyn G. Coles, Ali Moghaddasi Kelishomi
Format: Default Article
Published: 2018
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Online Access:https://hdl.handle.net/2134/38194
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author Melvyn G. Coles
Ali Moghaddasi Kelishomi
author_facet Melvyn G. Coles
Ali Moghaddasi Kelishomi
author_sort Melvyn G. Coles (7199078)
collection Figshare
description Because the data show that market tightness is not orthogonal to unemployment, this paper identifies the many empirical difficulties caused by adopting the free entry of vacancies assumption in the Diamond-Mortensen-Pissarides (DMP) framework. Relaxing the free entry assumption and using Simulated Method of Moments (SMM) finds the vacancy creation process is less than infinitely elastic. Because a recession-leading job separation shock then causes vacancies to fall as unemployment increases, the ad hoc restriction to zero job separation shocks (to generate Beveridge curve dynamics) becomes redundant. In contrast to standard arguments, the calibrated model finds the job separation process drives unemployment volatility over the cycle.
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institution Loughborough University
publishDate 2018
record_format Figshare
spelling rr-article-95019712018-07-01T00:00:00Z Do job destruction shocks matter in the theory of unemployment Melvyn G. Coles (7199078) Ali Moghaddasi Kelishomi (7199081) Other commerce, management, tourism and services not elsewhere classified Other economics not elsewhere classified untagged Economics Business and Management not elsewhere classified Because the data show that market tightness is not orthogonal to unemployment, this paper identifies the many empirical difficulties caused by adopting the free entry of vacancies assumption in the Diamond-Mortensen-Pissarides (DMP) framework. Relaxing the free entry assumption and using Simulated Method of Moments (SMM) finds the vacancy creation process is less than infinitely elastic. Because a recession-leading job separation shock then causes vacancies to fall as unemployment increases, the ad hoc restriction to zero job separation shocks (to generate Beveridge curve dynamics) becomes redundant. In contrast to standard arguments, the calibrated model finds the job separation process drives unemployment volatility over the cycle. 2018-07-01T00:00:00Z Text Journal contribution 2134/38194 https://figshare.com/articles/journal_contribution/Do_job_destruction_shocks_matter_in_the_theory_of_unemployment/9501971 CC BY-NC-ND 4.0
spellingShingle Other commerce, management, tourism and services not elsewhere classified
Other economics not elsewhere classified
untagged
Economics
Business and Management not elsewhere classified
Melvyn G. Coles
Ali Moghaddasi Kelishomi
Do job destruction shocks matter in the theory of unemployment
title Do job destruction shocks matter in the theory of unemployment
title_full Do job destruction shocks matter in the theory of unemployment
title_fullStr Do job destruction shocks matter in the theory of unemployment
title_full_unstemmed Do job destruction shocks matter in the theory of unemployment
title_short Do job destruction shocks matter in the theory of unemployment
title_sort do job destruction shocks matter in the theory of unemployment
topic Other commerce, management, tourism and services not elsewhere classified
Other economics not elsewhere classified
untagged
Economics
Business and Management not elsewhere classified
url https://hdl.handle.net/2134/38194