1.   The port closings halted crude oil exports from state-owned oil company Petroleos Mexicanos during the weekend and on Monday.

2.   The imposition of international sanctions against Iraq, its largest trading partner, forced Jordan to halt vital exports.

3.   All five Japanese carmakers targeted by the U.S. government have taken steps to either reduce output or halt exports of luxury cars.

4.   Although BP officials said they would voluntarily halt Asian exports after the merger, Thompson said he and Pitofsky wanted it in writing.

5.   Bureaucratic wrangling over which government agency had authority to issue export licenses prompted Russia to halt exports of palladium and platinum last year.

6.   China could be halting exports as a poor crop this year reduces its surplus inventories.

7.   Crude oil prices also rose, as mounting tensions between Iraq and the United Nations increased the likelihood that Iraqi oil exports will be halted.

8.   Crude oil prices rose after Iraq halted exports in a dispute with the United Nations.

9.   Cotton prices jumped after a report suggested that Pakistan would halt cotton exports.

10.   Exports have been halted since December, when changes in the Russian government and the administration of precious metals marketing prevented export licenses from being issued.