In a standard search model the expected duration of unemployment is independent of the duration of previous employment, as well as of the current length of the unemployment spell. This paper offers a network mechanism to generate these correlations. Here, employed workers invest in social...

A relatively unexplored question in dynamic labour demand regards the source of adjustment costs, whether they depend on net or gross changes in employment. We estimate a structural model of dynamic labour demand where the firm faces adjustment costs related to gross and net changes in its...