Unemployment varies substantially over time and across subgroups of the labour market. Worker flows among labour market states act as key determinants of this. We examine how the structure of unemployment across groups and its cyclical movements across time are shaped by changes in labour market...

We present a model in which efficient long-term employment relationships are sustained by wage adjustments prompted by productivity shocks and outside job offers. These wage adjustments occur only sporadically, due to the presence of renegotiation costs. The model is amenable to analytical...

Unemployment varies substantially over time and across subgroups of the labour market. Worker flows among labour market states act as key determinants of this. We examine how the structure of unemployment across groups and its cyclical movements across time are shaped by changes in labour market...