Aggregate productivity growth can be decomposed into growth within establishments, between establishments, and the impact of entering and exiting establishments. We demonstrate that such a productivity decomposition formula can also be used for studying intraestablishment restructuring through...

This paper considers a two-period optimal contracting model in which firms make new hires in the second period subject to the constraint that they cannot pay discriminate either against or in favour of the new hires. Under an assumption on the information available to workers, it is shown that...

Observers of Silicon Valley’s computer cluster report that employees move rapidly between competing firms, but evidence supporting this claim is scarce. Job-hopping is important in computer clusters because it facilitates the reallocation of talent and resources toward firms with superior...

Previous emperical analyses of job mobility focus on worker rather than firm characteristics. This paper exploits a unique data set on enterprise employment. We describe sectoral difference in turnover rates and in the persistence of turnover. We also present evidence of persistent turnover...

This paper is part of a project that attempts to reveal the way labour market institutions, human capital and labour productivity are interconnected. First we discuss two approaches in the human capital theory, stressing some difficulties that could be solved if the approaches are combined. It...