Rubin has been one of the most influential figures in the Democratic Party over the last 15 years, particularly on economic issues. As a Clinton administration official, he helped shaped NAFTA, advocated for deficit reduction and a strong dollar, and oversaw the deregulation of many areas of the financial markets. Since 1999 he has been a top executive at Citigroup, a massive financial conglomerate that is currently the subject of a major government bailout.