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douglas tiffany
Douglas Tiffany
Development of Policy Analysis Tool for Determining Potential Biodiesel Consumption in MN by Season and Activity
Research
Research
Featured Studies
ABC Ramps
Transitway Impacts Research Program (TIRP)
Spatial and Skills Mismatch of Unemployment and Job Vacancies
Search Research
Browse by Topic
Browse by Investigator
Browse by Sponsor
Browse by Year
Library Services
For CTS Researchers
Faculty & Research Scholars
Events
COVID-19 Impacts
Events Calendar
Past Events
Seminars
Research Conference
Freight and Logistics Symposium
Education & Careers
Student Awards
Scholarships & Fellowships
Internship Programs
Student Organizations
K-12 Educational Activities
All K-12 Educational Activities
National Summer Transportation Institute
Gridlock Buster Traffic Control Game
K–12 Lesson Plans
Ethics Online Training
Job Postings
Publications
Catalyst
Research Reports
Annual Reports
Journal of Transport and Land Use
Library Services
Subscribe to Newsletters and Announcements
News
News
All CTS News
Media Coverage
Programs
Programs
Programs A-Z
Faculty & Staff
Staff
Faculty & Research Scholars
Affiliated Researchers
Media Contact
About
About CTS
Structure
CTS Structure
Executive Committee
Board of Advisors
Councils
CTS Awards
Working with CTS
Location & Contact Information