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Thursday June 1 marked the first day that refiners must begin producing or importing ultra-low-sulfur diesel fuel, in accordance with Environmental Protection Agency regulations.

OPEC, which produces about 40% of the world's oil, is likely to maintain production quotas at an output ceiling at 28 million barrels a day when the cartel’s ministers meet Thursday in Venezuela, Bloomberg reported.

First-quarter worker productivity jumped at a 3.7% annual rate, the Labor Department said Thursday.

The number of Americans filing first-time unemployment claims rose by 7,000 last week to 336,000, the Labor Department said Thursday.

SALT LAKE CITY — Transportation Secretary Norman Mineta visited shippers in four states on a pair of day trips this month aimed at highlighting the effect of congestion on U.S. business and advocating the Department of Transportation’s plan to ease the nation’s jammed transportation network.

Truckload carrier Schneider National will begin offering dedicated intermodal service to customers in the Ohio Valley by next week, the company said Wednesday.

The growth rate of Chicago-area manufacturing activity rose in May, the National Association of Purchasing Management-Chicago said Wednesday.

The average national price of retail diesel fuel dipped 0.6 cent to $2.882 a gallon, the Energy Department said Tuesday.

There were an estimated 3,406 for-hire trucking companies based in Canada with annual revenues of C$1 million or more in the fourth quarter of 2005, up from 3,225 carriers in the previous fourth quarter, according to data released this week by Statistics Canada.

Following a week of safety demonstrations in Germany and Sweden, Bill Graves, president of American Trucking Associations, said the truck supply industry was making major strides in developing technologies to reduce the number and severity of accidents.