U.S. dollar highest in nine years against euro, as volatility jumps in currencies around the world.

U.S. dollar highest in nine years against euro, as volatility jumps in currencies around the world.

OPEC members seen unlikely to cut output.

OPEC members seen unlikely to cut output.

Traders say benchmark prices for raw materials are off as much as 27 percent of the time.

Traders say benchmark prices for raw materials are off as much as 27 percent of the time.