//-->
Capital subsidies and the infrastructure crisis : evidence from the local mass-transit industry
Cromwell, Brian A., (1989)
Managing a transport business
Barry, William Sidney, (1963)
1999 outlook for travel and tourism : proceedings of the Travel Industry Association of America's Twenty-fourth Annual Marketing Outlook Forum, October 26 - 28, 1998, Reno, Nevada
(1998)
Expense preference behavior in public transit systems
Obeng, Kofi, (2000)
Bus transit technical efficiency using latent class stochastic indirect production frontier
Obeng, Kofi, (2013)
Airline daily fare differentiation in a medium-size travel market
Obeng, Kofi, (2008)