We investigate how internal labor markets (ILMs) affect labor adjustments and performance in business groups. We show that group-affiliated units faced with positive shocks to growth opportunities rely on the ILM to ensure swift hiring, especially of managers and other high-skilled workers. A...

We investigate how Internal Labor Markets (ILMs) allow organizations to accommodate shocks calling for costly labor adjustments. Using data on workers' mobility within French business groups, we find that adverse shocks affecting affiliated firms boost the proportion of workers redeployed to...

This chapter deals with the situation of Cost Benefit Analysis applied to transport projects in France. The principles of the directives now in force are analysed. They are based on the Dupuit surplus, including user’s surplus, external effects and producer’s surplus. The unitary values of...