Optimal strategies in railway networks call for a differentiated treatment of fares, frequencies, and vehicle sizes in various links. However, for several reasons, railway operators may apply uniform levels for these decision variables. In this paper the authors investigate the welfare losses...

© 2007 LSE and the University of Bath

We analyse a sample of airline firms most recently examined by Alam and Sickles (2000) and extended by Good, Sickles and Weiher (2005) to include an index of circuity as one of our measures of service quality of airline travel. An additional measure of quality of airline travel is timeliness and...