Huw C W L Williams

The Contribution of Suppressed and Induced Traffic in Highway Appraisal, Part 1: Reference States

Kwang Sik Kim, H. Williams, Huw C W L Williams, 2001 .

The Contribution of Suppressed and Induced Traffic in Highway Appraisal, Part 2: Policy Tests

Kwang Sik Kim, Huw C W L Williams, Dirk Van Vliet, 2001 .

Application of Willingness-to-Pay Methods to Value Transport Externalities in Less Developed Countries

Juan de Dios Ortúzar, H. Williams, Juan de Dios Ortúzar, 2000 .