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With oil soaring to new records — crude surged past $122 a barrel on Tuesday for the first time — federal regulators are considering stricter regulation of the oil industry, the Wall Street Journal reported Tuesday.

Canadian transportation firm Mullen Group Income Fund’s first-quarter profit fell but its trucking and logistics unit’s performance improved, the company said late Monday.

The U.S. economy’s service showed expansion last month, the Institute for Supply Management said Monday.

The automobile industry is focusing on state lawmakers in an effort to head off any plans to regulate greenhouse-gas emissions similarly to California, the Wall Street Journal reported Monday.

Competition among fuel-card providers to keep major fleets is intensifying as carriers seek to mitigate the $4-a-gallon cost of fuel by paying closer attention to how it’s purchased.

GRAPEVINE, Texas — The increasing complexity of diesel engines represents a major opportunity for profitability in dealership maintenance shops, said the departing chairman of American Truck Dealers.

W. Marvin Rush, founder and chairman of the only truck dealership chain traded on a major U.S. stock exchange, has been honored as the 2008 Truck Dealer of the Year by the American Truck Dealers trade association.

The Institute for Supply Management’s manufacturing index continued to show contraction in April, matching March’s reading, ISM said Thursday.

Authorities closed westbound lanes of Interstate 70 west of Denver Thursday because of accidents caused by a spring snowstorm, the Associated Press reported.