Gold's virtue, says Mr Grant, is that it is a monetary metal, because of its scarcity and, of course, its history.

ECONOMIST: Buttonwood

As the tectonic plates of monetary policy shift, the yellow metal is set to continue its climb.

FORBES: Bernanke And Draghi Add Fuel To Gold's Fire, Even Miners Rally

Among the most sensitive asset classes to monetary easing is gold, the yellow metal that trades inversely with the U.S. dollar and is seen by many as an inflation-hedge.

FORBES: Bernanke And Draghi Add Fuel To Gold's Fire, Even Miners Rally