BHP, Rio, Anglo fear effects of Chile’s new labour bill

[caption id="attachment_812308" align="aligncenter" width="600"] Rio Tinto has a 30% interest in Chile's Escondida, the world’s largest copper-producing mine, which is managed by BHP Billiton.[/caption] BHP Billiton, Rio Tinto and Anglo American are among the miners that would be affected by...