The Globe and Mail | Flood of global oil hints at more weakness in energy markets The Globe and Mail A Reuters survey showed members of the Organization of Petroleum Exporting Countries boosted output in March to its highest level since last October, adding more supply concerns to a market already unnerved by a possible surge in Iranian oil exports. OPEC Oil Output Hits Highest Since October On Iraq, Saudi Opec oil output hits highest since October on Iraq, Saudi Arabia |