Roth: SNB will intervene to control franc level

Jean-Pierre Roth, the chairman of the governing board of the Swiss National Bank, said in a speech Tuesday that the central bank would intervene if necessary to prevent the appreciation of the Swiss franc.

Roth said that the Swiss franc was under upwards pressure and that he would use all weapons at his disposal to prevent this, not excluding intervention.

He also said that being outside the euro zone was beneficial for Switzerland, and expressed his opinion that linking to the euro would cause