| http://www.w3.org/ns/prov#value | - crude oil prices answered for two-thirds of the increase in food costs observed since 2004 - and so can recoveries in particular sectors of the largest economies.Patricia Mohr, a vice-president and commodity specialist at Scotiabank, pinpoints forest products used in buildings, such as timber, as top picks for investors in 2013, owing mostly to the recovery of the housing sector in the US.In gener
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