UBS, the product of the recent merger between Union Bank of Switzerland and Swiss Bank Corporation.

ECONOMIST: Private banking

When Swiss Bank Corporation wanted to merge with Union Bank of Switzerland earlier this year, New York regulators took these lobbies seriously.

ECONOMIST: Broking Bankers

In 1995 the firm that had advised on so many cutting-edge takeovers itself fell prey to Swiss Bank Corporation, for a fraction of what it would have fetched a few years earlier.

ECONOMIST: Siegmund Warburg