Government

Navistar Inc.’s 2010-compliant engines will sell for $6,000 to $8,000 more than its previous generation of engines, the company said last week.

American Trucking Associations’ tonnage index declined 13.6% in June from year-ago levels, the biggest such decline since early 1996.

Finance and leasing industry officials said a proposal to reclassify equipment leases as a form of debt or asset, rather than an expense, would be difficult and costly for most companies to comply with.

The House moved quickly last week to shift $7 billion to the nearly depleted Highway Trust Fund, and the Senate followed suit, although Senate leaders continued to advocate for extending current highway legislation for 18 months.

The Commodity Futures Trading Commission last week began laying the groundwork for a stronger regulatory hand over oil traders and investors, with a series of hearings and a report on trading patterns that could lead to limits on some purchases of futures contracts.

The U.S. average retail diesel price rose 3.2 cents a gallon last week to $2.528, the first increase in five weeks, the Department of Energy reported.

Intermodal rail traffic in the United States fell 17.9% last week compared with the same week last year, the Association of American Railroads said.

Truckload carrier P.A.M. Transportation Services reported a second-quarter loss of $2.4 million, or 25 cents per share, compared with a loss of $1.3 million, or 14 cents, a year ago.

The U.S. economy contracted at an annual rate of 1% in the second quarter after the worst contraction in 27 years, the Commerce Department said Friday.