A Saudi decision to raise market prices for Asia pushed oil upward in Monday trading, erasing concerns from last week’s poor U.S. labor showings. Brent crude oil prices were up more than 2.5 percent in early Monday trading to around $56.40 per barrel. Brent see-sawed last week as the market weighed the prospects of more available Iranian crude oil as a result of nuclear negotiations in Switzerland. Brent rallied after the Saudi Arabian Oil Co., known also as Saudi Aramco, said it was raising its price for Asian buyers in a sign of improving global demand . Prices for Asia were cut after the Sunni-led kingdom hinted that it needed to protect its market share […]