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Pages 8-10

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From page 8...
... 5 EXECUTIVE SUMMARY Many national freight forecasts have been predicting continued increases in the demand for freight transportation, and it has been generally accepted that the United States will have to invest many billions of dollars in new infrastructure. Many approaches to estimating freight growth have been used over time, for example Gross Domestic Product (GDP)
From page 9...
... 6 reflect state-of-the-industry and academic thinking regarding the question "What generates transportation? " • It was determined that only those data that were readily and freely obtainable from 1980 through 2007 – beginning with the transitional event of US freight industry deregulation - would be considered.
From page 10...
... 7 • The backcasting analysis indicates strength and robustness of the test models as the calculated results shows good trending vs. the actual measures of economic data.

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