Merkert, Rico; Smith, Andrew S.J.; Nash, Chris A. - In: Transportation Planning and Technology 33 (2009) 1, pp. 35-53
<title>A<sc>bstract</sc> </title> Benchmarking of rail firms has become a matter of substantial interest and many authors have emphasised the importance of transaction costs in regard to assessing the desirability of vertical separation. However, due to data and methodological limitations, previous rail efficiency...