The bullish argument has it that the Chinese will find materials cheaper, even if only marginally, and will hence buy more of them: no more substituting plastic tubes for copper ones.

ECONOMIST: Buttonwood

In that cold, copper wire and plastic become brittle.

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To assemble these little critters, Ibiden has developed its own plastic resins and a new process for building up layers of plastic that contain intricate patterns of copper wiring (see diagram).

FORBES: It's all in the packaging