...June 30. Unrest in the Middle East, combined with a strategic cut in production by members of the Organization of Petroleum Exporting Countries helped fuel a recent rebound in prices. North Slope oil reached $26 a barrel two weeks ago, but...

...belief that the current price rise is linked to reduced foreign production at the direction of the Organization of Petroleum Exporting Countries. But they said OPEC production will rise in the months just ahead. The production decline has created...

Tesoro Petroleum Co. has averaged a 3 percent return on capital employed in Alaska, and that is unacceptable, said Ron Noel, vice president of Tesoro Alaska Petroleum Co.

Tesoro Petroleum Corp. has started a two-month study to determine whether it should improve the efficiency of its Nikiski refinery -- or close and sell it.

Crude for November delivery surged $1.13 to settle at $53.64 per barrel on the New York Mercantile Exchange, after falling as low as $51.49 in morning trading. On Tuesday, light, sweet crude settled at $52.51 after hitting an all-time high of $54.45.