Research priorities in appraisal methodology

Abstract Appraisal is an important part of the policy cycle. This chapter looks at research priorities for transport appraisal through lens cycle, with emphasis on initial stages that cycle: identifying societal goals and associated needs improving goal achievement, initiatives. initially done by exploring some key value assumptions underlie appraisal, particularly individual preferences including application in cost benefit analysis multi-criteria appraisal. Some challenges environmental social areas are then highlighted, implications. The also economic performance notes significant gaps understanding wider benefits.