Notes
1 2000 FHWA Infrastructure Survey
2 2001 National Household Travel Survey, http://www.bts.gov/publications/highlights_of_the_2001_national_household_travel_survey/pdf/entire.pdf
3 1995 National Personal Travel Survey
4 AARP, Understanding Senior Transportation: Report and Analysis of a Survey of Consumers Age 50+, March 2002.
5 ABC News / Time Magazine / Washington Post Poll, "A Look Under the Hood of a Nation on Wheels," January 31, 2005.
6 Texas Transportation Institute, Texas A&M, 2005 Urban Mobility Report, May 2005, http://tti.tamu.edu/documents/mobility_report_2005_wappx.pdf
7 Alan S. Pisarski, Testimony before the Subcommittee on Transportation, Treasury, and Independent Agencies of the Appropriations Committee of the U.S. House of Representatives on Benefits and Costs of Transportation Options (May 2003).
8 2001 Household Travel Survey, ibid.
9 2000 FHWA Infrastructure Survey. Note this survey used a five-point scale and the question was phrased somewhat differently. The scale for 2005 was changed to capture the potentially greater variance in responses and to be consistent with other scales used in the previous surveys.
10 1995 NQI National Highway User Survey. Note question in 1995 measured satisfaction with roads and highways; questions in 2000 and 2005 measured satisfaction with transportation system, a more inclusive definition.
11 2000 FHWA Operations and Planning / Environment Survey
12 American Automobile Association: Americans Acknowledge Aggressive Driving, July 1998. National Highway Traffic Safety Administration, National Surveys on Drinking and Driving Attitudes and Behaviors, 1993, 1995, and 1997.
13 Council for Marketing and Opinion Research (CMOR) , 2003 Respondent Cooperation & Industry Image Study
14 National Highway Safety Survey: Monitoring Americans' Attitudes, Opinions and Behavior, conducted by Mississippi State University, January / February 1999.
15 Omnibus Household Survey, June 2002 and October 2003. Data collected and distributed by Bureau of Transportation Statistics. Original data analysis by Surface Transportation Policy Project, 2004.
16 A Look Under the Hood of a Nation On Wheels, ABC News / Time Magazine / Washington Post Poll, January 2005.
17 Schahn, J., & Holzer, E. (1990). Studies of individual environmental concern: the role of knowledge, gender and background variables. Environment and Behavior, 22(6), 776-786.
18 Mohai, P. (1985). Public concern and elite involvement in environmental-conservation issues. Social Science Quarterly, 66(4), 820-838.
