Madoff investment scandal to enable the Irish regulator to uncover the fraud much earlier than late 2008 when he was finally arrested in New York. The scheme began to unravel in the fall of 2008, when the general market downturn accelerated. Madoff had previously come close to collapse in the second half of 2005 after Bayou Group, a group of hedge funds, was exposed as a Ponzi scheme that used a bogus accounting firm to misrepresent its performance. By November, investors had requested $105 million in redemptions, though Madoff's Chase account only had $13 million. Madoff only survived by moving money from his
Matrix scheme Matrix scheme A matrix scheme (also known as a matrix sale or site, and as a hellevator, escavator or ladder scheme) is a business model involving the exchange of money for a certain product with a side bonus of being added to a waiting list for a product of greater value than the amount given. Matrix schemes are also sometimes considered similar to Ponzi or pyramid schemes. They have been called "unsustainable" by the United Kingdom's Office of Fair Trading. A matrix scheme is also an example of an 'exploding queue' in queueing theory. The first known matrix scheme is