Melly, Blaise; Puhani, Patrick A. - Institute for the Study of Labor (IZA) - 2008
remains open.
Therefore, empirical studies have relied on deregulation or privatization to generate
exogenous variation in … market concentration. Most studies using firm- or industry-level data find … efects.
4
In contrast to these studies, and this is a particular strength of our paper, we use person-
level panel data …