The article presents the results of a preliminary analysis of transit ridership data from the 1991 American Housing Survey. The findings suggest that transit operators may find new markets in places they had not thought to look: among high income travelers, including high income minority travelers.
Rosenbloom, Sandra & Clifton, Kelly.
The Puzzle of Income, Race, and Density: Preliminary Evidence on Transit Use from the 1991 American Housing Survey.
Journal of Public Transportation, 1 (1): 87-102.
Available at: http://scholarcommons.usf.edu/jpt/vol1/iss1/5