Why Tax Havens Will be at the Heart of the Next Financial Crisis

``AIG had been hit by its financial products unit in London while Citigroup had been harmed by special purpose investment vehicles set up in the UK capital. "So often it comes right back here, crashing to our shores ... if the American taxpayer bails out JPMorgan, they'd be bailing out that London entity as well," he told the House financial services committee.''