Open Files. An exhaustive investigative report on the lives of the world's most controversial personalities. Today we meet the man who, for almost two decades, headed the Federal Reserve, the powerful institution that decides how many U.S. dollars are in circulation and how much it costs to borrow some. Greenspan initiated the trend known as the “financialization” of the economyand achieved massive bank deregulation. He was responsible for one of the largest transfers of wealth to the rich in history and, in 2008, the collapse of global financial markets. For Greenspan, fame and fortune ended in disgrace. teleSUR