The world’s top 40 miners saw returns hitting decade-low in 2014 — report

[caption id="attachment_826073" align="aligncenter" width="600"] (Image: Screenshot from “The Un-credible Shrinking Man")[/caption] The world’s 40 largest mining companies shed $156 billion in market value last year, or about 16% of their combined worth, the lowest since at least 2003 as a result...