Analysis Fuel Economy Remains at All-time High, March 7, 2013 by Gary Kopycinski on March 7, 2013 Gary Kopycinski Author More in Analysis: Martha Washington’s Enslaved Maid Ona Judge Made a Daring Escape to Freedom – but the National Park Service Has Erased Her Story From Philadelphia Exhibit February 14, 2026 Always Watching: How ICE’s Plan to Monitor Social Media 24/7 Threatens Privacy and Civic Participation November 10, 2025 Full-blown Fascism Has Arrived in America as the Pentagon Expels the Press October 16, 2025 ANN ARBOR–(ENEWSPF)–March 7, 2013. For the second month in a row, fuel economy of new vehicles sold in the United States remains at a record high, say researchers at the University of Michigan Transportation Research Institute.