The Swiss National Bank

The euro tumbled more than 25% against the Swiss franc on Thursday, triggering volatility in stocks, bonds and other currencies, after the Swiss central bank abandoned the currency "ceiling" introduced in 2011.

The Swiss central bank "aggressively diversified" into UK gilts in the third quarter, providing a boost to sterling, but the end of this process could be damaging to the currency, according to analysts at Nomura.

Swiss central bank chairman Philipp Hildebrand, who quit over a currency trading scandal, is to join BlackRock as vice chairman in October.

Kashya Hildebrand - the wife of Switzerland's former central bank chief - has made a TV apology to the Swiss people and her husband for the $504,000 (£324,067) currency transaction that led to his resignation.

Swiss National Bank chairman Philipp Hildebrand will receive a CHF900,000 (£615,000) payoff as he leaves the central bank following a scandal over his wife's currency trades.

The Swiss National Bank (SNB) said last night it had lost an "outstanding" central banker after Philipp Hildebrand resigned over the scandal surrounding his wife's currency dealings.

Swiss National Bank chief Philipp Hildebrand will be grilled today by MPs over a currency trade his wife made just three weeks before the bank capped the value of the Swiss franc.

The Swiss banking chief caught up in a political storm over allegations his wife shorted the Swiss franc just days before intervention from the central bank, has given a statement defending the transacations.

The Swiss National Bank (SNB) has been forced to publish its central bankers' code of ethics after the governor's wife became embroiled in a franc swap scandal.

Switzerland's central bank is embroiled in a political storm after it was revealed the wife of the governor sold 500,000 Swiss francs shortly before the authorities intervened to cap the value of the currency.