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Oil traded near a four-month high in London, swinging between gains and losses as Iraq said it raised output to a record in March while U.S. production fell.

General Electric Co. could become one of the top players in the oil services and equipment industry if it decides to bid for Baker Hughes Inc.

Maryland Gov. Larry Hogan signed a bill April 5 that aims to reduce greenhouse-gas emissions by 40% by 2030 compared with the state’s GHG output in 2006.

The U.S. average retail diesel price declined for the first time since late February, the Department of Energy said April 4.

COLUMBUS, Ind. — Regulation of greenhouse-gas emissions could increase the cost of a tractor-trailer combination by almost $14,250 through 2027, participants said at an ACT Research Co. seminar here, cautioning the regulation also could cause a pre-buy cycle of trucks similar to a decade ago.

Truck stop operator Pilot Flying J said it has added seven locations in North America and added new features to enhance drivers’ experience on the road.

Missouri’s Senate gave preliminary approval on March 30 to a fuel-tax hike of 5.9 cents per gallon on both diesel and gasoline. The first-round voice vote still must have a final reading in the Senate before moving on to the House, where Transportation Committee Chairman Glen Kolkmeyer is its leading proponent.

Trillium CNG, the compressed natural gas company for Love’s Travel Stops, was selected by the Pennsylvania Department of Transportation to design, build, operate and maintain 29 CNG facilities in the state — calling it a record-setting public-private partnership.

The U.S. average retail diesel price inched up less than half a cent for its sixth consecutive weekly gain.