Reuters | Brent rises toward $51, US crude tops $48 on talks of supply freeze CNBC Many OPEC members have been hurt badly by a collapse in oil prices over the last two years. While some Gulf oil exporters have very low output costs, other producers such as Iran and Venezuela need oil prices above $100 to balance their budgets. Oil Treads in Bull Market Territory Oil up 2 percent, Brent over $50/bbl on OPEC freeze talk Saudi oil exports rise in June despite global glut |