The new indictment cites schemes dating to 2003 and says the two used secret tips to trade in stocks including Polycom, Hilton Hotels, Akamai Technologies, Google and I.B.M.
HSBC's Swiss banking arm is accused of helping thousands of clients to avoid paying UK taxes in schemes dating back to 2005.
In interviews, however, consultants to both campaigns said they had bought demographic data from companies that study details like voters' shopping histories, gambling tendencies, interest in get-rich-quick schemes, dating preferences and financial problems.
The scheme dated to 1990, seven years after Ms. Crundwell began working for Dixon, population 15,733.
The US justice department described his alleged crimes as "extraordinary" and "unprecedented" in scale, orchestrated through an alleged $50bn Ponzi scheme dating back to the 1980s.
Although Madoff's scheme dates back to at least the early nineteen-nineties, we understand little about the genesis of his criminal operation.
The company has set aside £24m to cover potential historical corporation tax on the scheme, dating back to 2005, arising from the taxman's investigation.
Rao resigned as party chief that September, and the following year he was charged with corruption and bribery in an alleged vote-buying scheme dating from 1993.
They uncovered a scheme dating back to 1996, finding, among other things, copies of written crane operator's exams at Nu-Way's office in Copiague, N.Y., prosecutors said.
Investigators believe they were part of a scheme, dating back at least a decade, in which school districts listed lawyers working as contractors as "employees," allowing them to receive full health insurance and pension benefits accorded to state employees.
