Andersson, Mats - Transportekonomi, Väg- och Transportforskninginstitut (VTI) - 2007
. We estimate cost functions for infrastructure operation, maintenance and renewal in the Swedish national railway network … unobserved fixed effects at a track section level for infrastructure operation and maintenance costs. The estimated weighted … average marginal infrastructure operation cost is SEK 0.12 per train kilometre and the estimated marginal maintenance cost is …