Clifford Krauss

Rex Tillerson, Trump's secretary of state nominee, is a flexible pragmatist

Rex Tillerson is likely to be a lightning rod for some senators as he seeks confirmation

Clifford Krauss & Rick Gladstone: Oil price drops raise fears of unrest

The downward spiral of oil prices and the reluctance to reduce production are threatening to destabilise economies and governments in countries that are already fragile

China's global ambitions, with loans and strings attached

Experts worry that Beijing is exporting its worst practices abroad

Clifford Krauss: An oil windfall from Iran? Not yet

The global powers' nuclear deal with Iran paves the way for the country's oil industry to get back on its feet after nearly 30 years of sanctions. But experts say it could take at least a year for the

Prices are down, but Saudis keep oil flowing

Saudi Arabia's daily production in March and April nearly equalled its record output in 1980 when prices were soaring

Iran deal may be slow to affect oil sector

Before the country can begin to significantly add to world oil supplies, the US and its allies will need to be convinced that Tehran is living up to its commitments

Oil prices: What is behind the drop? Simple economics

Production is likely to begin declining in the second half of the year, and then crude prices will also begin to recover

Free fall in oil price underscores shift away from Opec

Opec split over tumbling crude prices but US companies safe for now

A supply glut has forced Opec members to cut prices to protect market share; US oil companies safe until oil hits $60/bbl

Oil industry in Iraq faces setback to revival

OPEC leaves production quotas in place

Oil price will skyrocket if Iran closes the Strait of Hormuz