The PhD studies different empirical methods to detect bid-rigging cartels. It shows first that simple statistical screens perform very well to detect bid-rigging infringement. Second, the econometric method of Bajari, well established in the literature, produces poor results.

This article addresses diversity in hiring processes, its reasons and its consequences. Using the French OFER survey on the hiring practices of 3,584 firms in 2005, we investigate how firms organise the selection of job applicants and analyse the outcome of this selection in regard to the...