It created from a dozen commercial and trust banks and many more securities firms the three megabank groups.

FORBES: On-Line Brokers and the (Unfulfilled) Promise of Tokyo's "Big Bang"

So was the admission by the Attorney General of the United States that megabank executives were effectively too big to jail.

FORBES: Who's For Too Big To Fail Reform Now?

Making the diverse pieces of a megabank work together profitably has proved harder still when it comes to dealing with retail and small-business customers.

ECONOMIST: The trials of megabanks