Replaced by
Guido Friebel, Marc Ivaldi, and Catherine Vibes, “Railway (De)Regulation: A European Efficiency Comparison”, Economica, vol. 77, n. 305, 2010, pp. 77–91.
Reference
Guido Friebel, Marc Ivaldi, and Catherine Vibes, “Railway (De) Regulation : A European Efficiency Comparison”, IDEI Working Paper, n. 221, 2003, revised 2007.