very little," said broker Rob Laughlin of Man Financial in London. "The only thing that can halt oil's rise is evidence it is damaging the global economy. So far we have not seen that." The Organization of the Petroleum Exporting Countries, already pumping crude near the highest level in 25 years, could decide this week to raise output limits by another half a million barrels per day. --More 2252 Local Time 1952 GMT