U.S. Freight on the Move: Highlights from the 2007 Commodity Flow Survey Preliminary Data
U.S. Freight on the Move: Highlights from the 2007 Commodity Flow Survey Preliminary Databy Michael Margreta, Chester Ford, and M. Adhi Dipo
More than 13 billion tons of freight, valued at $11.8 trillion, were transported nearly 3.5 trillion ton-miles1 in the United States during...