Copper Climbs to Two-Week High in New York Amid Supply Concerns

Copper rose to the highest in almost two weeks on signs that demand will outstrip mine output. Usage in China, the world's biggest consumer, and other emerging markets will gain faster than production, spurring a global deficit, according to Rio Tinto Group. Freeport-McMoRan Copper & Gold Inc. said this week it's "very confident" about Chinese demand, even as the country raises interest rates.

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