The purpose of this study is to investigate the reasons for an individual' s decision to ride rather than drive, and to draw any appropriate extensions to a future marketplace where automated vehicles may be an available mode choice. In the study, a focus group of existing vanpoolers is...

Public and private vehicle fleets have long been targeted as an ideal initial market for alternative fuel vehicles (AFVs). We examine seven widely accepted hypotheses regarding the potential fleet market for AFVs. The hypotheses are tested using data and information collected from focus group...

A solution to growing petroleum imports and continuing urban air-pollution problems is the use of clean-burning nonpetroleum fuels in motor vehicles. Methanol is widely viewed as the most attractive candidate for transportation fuel of the future. We examine how methanol gained this preeminent...

A generalized framework is presented for analyzing the relative attractiveness of biomass fuel production investments on a disaggregate level, using a systems approach to integrate sitespecific considerations. A model based on this approach may be used to site and size prospective biomass fuel...