TREC research addresses complex transportation problems by drawing on multiple disciplines, including engineering, planning, economics and design, from across the Portland State University campus. Use the search box at right to search for a specific project.
Research Highlights
SEGMENT: Applicability of an Existing Segmentation Technique to TDM Social Marketing Campaigns in the United States
Philip Winters Amy Lester
Social marketing seeks to develop and integrate marketing concepts with other approaches to influence behaviors that benefit individuals and communities for the greater social good (International Social Marketing Association, 2013). Social marketing is a useful transportation demand management (TDM) planning approach to promote travel-behavior change, and combines at least seven distinguishing features which set it apart from other popular, behaviorchange planning approaches, such as education…
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How does transportation affordability vary between TODs, TADs, and other areas
Brenda Scheer Reid Ewing
Transit-oriented development, or TOD, could be the “poster child” for sustainable urban development. It concentrates land uses, including commercial and multi-family housing, near transit stations so as to reduce car dependency and increase ridership. The benefits are manifold; increased community health, positive economic impacts, less harm to the environment and potentially greater social equity.
But what about affordability? In exchange for all these benefits, do TOD residents spend more…
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