Renewed yen weakness could bring about a fresh global currency war resulting in a 'tidal wave of deflation' in China and the West, Société Générale's Albert Edwards has warned.
Peter Elston, chief investment officer at Seneca Investment Managers, investigates the pros and cons of forex hedging.
Single investment region?
The managers of the Ruffer investment company have slashed their exposure to the US dollar on fears it is no longer fit to act as a hedge, and have moved into the Japanese yen instead.
Russia's credit rating has been cut to junk status by ratings agency Standard & Poor's for the first time in a decade.
Legendary investor Jim Rogers has said he owns more US dollar than any other currency despite the fact he believes it to be "terribly flawed".
Greenpeace International has apologised to supporters after losing €3.8m through "ill-judged" attempts to play the currency markets.
Housebuilder stocks have fallen and the pound is nearing 1.70 against the dollar as investors react to Mark Carney's change of tack on interest rates and new measures that may curb mortgage borrowing.