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The article concerning increasingly complex diesel engines theoretically can be translated directly into increased revenue for dealership maintenance shops, but there are a lot of “ifs” and “buts” surrounding these statements.

Retail fuel prices skyrocketed again last week, with diesel jumping 18.2 cents a gallon to a national average of $4.331, the biggest one-week increase since October 2005 and more than 15 cents more than the last record.

Wright Express Corp. said Monday that Chief Executive Officer Michael Dubyak will assume the role of chairman.

Retail fuel prices around the nation soared last week, setting new records for diesel and gasoline, according to the Department of Energy’s weekly survey of filling stations.

UPS Inc. last week announced a major increase in its investment in alternative-fuel vehicles, saying it has ordered 200 diesel-electric hybrid delivery vans and 300 vans powered by compressed natural gas.

Truckload carriers should expect to face intense pricing pressure this spring after a first-quarter performance characterized by stagnant rates and deteriorating operating ratios.

With the fate of a proposal to toll Interstate 80 still up in the air, Pennsylvania Gov. Ed Rendell (D) said his administration was close to finishing a plan to privatize the 524-mile Pennsylvania Turnpike, last week taking bids from investors that could provide the state about $12 billion.

U.S. consumer confidence fell to a 28-year low this month, according to the Reuters/University of Michigan monthly consumer sentiment index released Friday.