Diana Furchtgott-Roth, former chief economist of the U.S. Department of Labor, is director of Economics21 and senior fellow at the Manhattan Institute for Policy Research. She is a columnist for MarketWatch.com, and Tax Notes. From 2003 to 2005, Ms. Furchtgott-Roth was chief economist of the U.S. Department of Labor. From 2001 to 2002 she served as chief of staff of President George W. Bush's Council of Economic Advisers.