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U.S. Department of Transportation
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Key Assumptions & Scope
§Only incremental costs were evaluated; connected vehicle infrastructure is assumed to be in-place
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§Only environmental benefits were considered:
□Greenhouse gas reductions
□Criteria pollutant reductions
□Fuel savings
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§Costs and benefits data were derived from literature:
□ITS Cost-Benefit Database
□AERIS Broad Agency Announcement (BAA) Projects 
□Environmental Protection Agency Vehicle Emissions Factors
§In most cases, the AERIS team made the most conservative assumptions
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