And the bank exchanges information electronically with around 500 institutions, for purposes as diverse as trading bonds and managing corporate customers' cash.

ECONOMIST: Financial technology: Beware the millennium | The

The PwC statement says that because the money was converted to buy a property, and not to invest in financial products, it is within the bank's rules on currency exchanges.

BBC: Business

According to Michael Widmer of Bank of America Merrill Lynch, metals traded on exchanges show less price volatility than the non-traded sort.

ECONOMIST: The charge-sheet against commodity speculators is flimsy

New York bank regulators said they are also discussing the issues with virtual currency exchanges operating in the state.

WSJ: 'Virtual' Currencies Draw State Scrutiny

On September 26th Santander, a Spanish bank, plans to list a quarter of its Mexican subsidiary on stock exchanges in Mexico City and New York.

ECONOMIST: Mexican banks

Previously, it was cumbersome for bitcoin account holders to transact in national currencies because they had to go through one or more exchanges and then wait further for funds to arrive in a bank account or other intermediary like the formerly bitcoin-friendly Paxum.

FORBES: Bitcoin Funded Debit Cards

Those who grasp that fact, yet still distrust central bank-issued currencies, are turning to local and online options, barter exchanges, and the crypto-currency Bitcoin.

BBC: Killing off cash: Could new tech mean the end of money?

Exchange rules may permit the Chinese authorities to attend the board meetings of listed companies, something that might not bother the NYSE, which does not face competition from Chinese exchanges in its home markets of Europe or America, but would probably horrify a global bank.

ECONOMIST: The Shanghai Stock Exchange

These people contend that his background was a much better fit for the firm's traditional business of trading futures on exchanges for clients, rather than its aspirations under Mr. Corzine to become a full-service investment bank that could nimbly trade various financial instruments.

WSJ: Corzine Rebuffed Internal Warnings on Risks at MF Global