Preface (B. Starr McMullen). The structure of railroad costs and the benefits/costs of mergers (J.D. Bitzan). The accuracy of non-spatial techniques for analyzing transportation demand (K.D. Boyer). The economics of being an airport hub city (K. Button, S. Lall). Demand, supply, and pricing in urban road transport: the case of Ho Chi Minh City, Vietnam (Kim Phi Nguyen). An economic evaluation of automated highways (W.P. O'Dea).