The first stations to have the design are: Baker Street, Bank, Embankment, Green Park, King's Cross St Pancras, Oxford Circus, St James's Park, Tottenham Court Road, Victoria and Westminster.

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Now, Mr. Greenfield, who runs an urban-design practice in Manhattan, is looking for a new bank.

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The euro's design was flawed, without fiscal integration or a central bank to act as a lender of last resort.

ECONOMIST: Charlemagne

These included the lack of disabled parking at bank branches, difficulties using ATMs that differed in design, and challenges using internet banking.

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It is now the largest all-internet bank in the U.S. But E-Trade's grand design is all too easily replicated by rivals on a far larger scale.

FORBES: After the bubble

The Bank of England and Financial Services Authority have warned that there are dangers in the design of Exchange Trade Funds and the way they are traded.

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