This is likely to discourage foreign traders, who may worry about taking positions in a currency that is more volatile than many.

ECONOMIST: The spiciest futures of all

The single currency looks to have room for further upside movement as the short positions in EUR remain significant and the recent upwind of further bets against the currency could push the EUR outright higher.

FORBES: Euro Has Upside Here, But Beware The Tricks Of The Season

In effect, they left the currency board from positions of strength.

ECONOMIST: The great escape

The PowerShares DB G10 Currency Harvest Fund ( DBV) which takes long positions in the three G10 currencies with the highest yield and short positions in those with the lowest yield.

FORBES: 3 ETF Currency Plays

Kim Kyong Hui has held a series of positions in economic ministries and agencies and, before a revaluation of the country's currency in 2009, published articles about the need for the government to curtail market-oriented activity.

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