By Braden Reddall
SAN FRANCISCO (Reuters) - Chevron Corp (CVX.N) expects its fourth-quarter earnings to be significantly lower than the previous quarter due to the impact of lower energy prices on its exploration and production business.
The second-largest U.S. oil and gas company also said on Thursday its U.S. oil-equivalent production in October and November was 608,000 [...]

Oil Closes Below $50, Lowest Price Since May 2005
After rising to dizzying heights this summer, the oil market is suffering a hair-raising drop with no apparent end in sight.
Oil prices fell to their lowest level in more than three years, falling below $50 a barrel on Thursday, after shedding close to $100 in four months [...]