Thursday 12 April 2018

Unemployment and vacancy dynamics with imperfect financial markets

an article by Carlos Carrillo-Tudela (University of Essex, CEPR, CESifo and IZA, Colchester, UK), Michael Graber (University College London, IFS, and Statistics Norway) and Klaus Waelde (Johannes Gutenberg University of Mainz, University of Mainz and CESifo, Germany) published in Labour Economics Volume 50 (March 2018)

Highlights

  • We analyse the transitional dynamics of unemployment and vacancies under a frictional labour market and a monopolistically competitive banking sector.
  • The transition path of unemployment and vacancies is given by a per period financial resource constraint which has a closed form solution.
  • The transition path crucially depends on the degree of wage rigidity.
  • Our calibration suggests that the lack of an improvement in the financial sector played a crucial role in the slow recovery of the labour market in the US.

Abstract

This paper proposes a simple general equilibrium model with labour market frictions and an imperfect financial market. The aim of the paper is to analyse the transitional dynamics of unemployment and vacancies when financial constraints are in place.

We model the financial sector as a monopolistically competitive banking sector that intermediates financial capital between firms. This structure implies a per period financial resource constraint which has a closed form solution and describes the transition path of unemployment and vacancies to their steady state values.

We show that the transition path crucially depends on the degree of wage flexibility. When wages do not depend on the unemployment rate the transition path is always downward sloping.

This implies unemployment and vacancies adjust in opposite directions as observed in the data.

When calibrating the model to the Great Recession and its aftermath we find that the lack of an improvement in the financial sector's effectiveness to intermediate resources played a crucial role in the slow recovery of the labour market.

JEL classification: J63, J64, G10

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