Global commodities firm Trafigura has decided to stop trading oil with Venezuela due to U.S. sanctions on the OPEC nation’s energy sector, a source with direct knowledge of the matter said.  The decision will come as a blow to Caracas as Swiss-based Trafigura has a long-standing arrangement with state-run PDVSA to take Venezuelan crude and, in exchange, supply the Latin American country with refined products. Washington imposed fresh sanctions on PDVSA last month to cut off a key source of revenue for President Nicolas Maduro. The move came after Congress head Juan Guaido invoked constitutional provisions to become interim president, arguing that socialist Maduro’s re-election last year was a sham. Last year, trading company Trafigura directly took 34,000 barrels per day (bpd) of Venezuelan crude and products, which were […]