| http://www.w3.org/ns/prov#value | - , he observes the markets constantly to understand the potential effect that changes in commodities, such as crude, RBOB, ULSD, corn, beans and coffee, may have on business.According to Ann Berg, an independent consultant and senior advisor to the FAO-United Nations food and agricultural organization, paying close attention to the commodities market can add to a retailer???s negotiating power. ???
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