The researchers: School of Public and Environmental Affairs at Indiana University-Purdue University Indianapolis & IndyGo
The study:“State and federal fuel taxes: The road ahead for U.S. infrastructure funding” published in January 2017 Journal of Transport Policy
The reasons why a vehicle mileage tax is the best long term transportation funding source:
- fuel tax revenues decline with no adjustment for inflation
- taxing vehicle mileage avoids long term revenue declines