Commodities

Copper Falls Most in Four Weeks in New York on Dubai Concern, Dollar Gains Copper futures fell the most in four weeks in New York after Dubai’s attempt to delay debt repayments rattled investors and sapped their appetite for assets perceived to carry greater risk.

Coffee, Cocoa Drop in N.Y. as Dollar Rally Curbs Investor Commodity Demand Coffee futures slid to the lowest price in two weeks after Dubai sought to defer some debt payments, sending the dollar higher and eroding demand for riskier assets including commodities. Cocoa also fell.

Sugar Prices Rebound on Demand From India; Orange Juice Rises in New York Sugar prices rebounded from a six- week low in New York as countries including India, the world’s largest consumer, increased purchases. Orange juice also gained.

Petra Diamonds Sells a 168-Carat Cullinan Mine White Gem for $6.28 Million Petra Diamonds Ltd., a miner of the stones, sold a white, 168-carat gem found at its Cullinan mine in South Africa for $6.28 million, or $37.380 a carat.