A new report by the American Road & Transportation Builders Association’s (ARTBA) chief economist shows the money invested in transportation construction industry employment and purchases generates $354 billion in annual U.S. economic activity — the equivalent of 2.25 percent of the Gross Domestic Product (GDP). That’s larger than the annual GDP of 153 nations, including Denmark ($333 billion), Israel ($243 billion) and oil-rich Venezuela ($316 billion).

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