FILE - This Feb. 7, 2012 file photo shows the headquarters of Glencore in Baar, Switzerland. Glencore International PLC, one of the biggest traders in raw materials, said Thursday, Nov. 1, 2012, that its metals, coal and agricultural production have risen as prices for many of the world's most valuable commodities continue to fall. (AP Photo/Keystone/Sigi Tischler, File)

Associated Press
FILE - This Feb. 7, 2012 file photo shows the headquarters of Glencore in Baar, Switzerland. Glencore International PLC, one of the biggest traders in raw materials, said Thursday, Nov. 1, 2012, that its metals, coal and agricultural production have risen as prices for many of the world's most valuable commodities continue to fall. (AP Photo/Keystone/Sigi Tischler, File)
FILE - This Feb. 7, 2012 file photo shows the headquarters of Glencore in Baar, Switzerland. Glencore International PLC, one of the biggest traders in raw materials, said Thursday, Nov. 1, 2012, that its metals, coal and agricultural production have risen as prices for many of the world's most valuable commodities continue to fall. (AP Photo/Keystone/Sigi Tischler, File)
View Comments (0)