Democrats in the U.S. House have been conducting hearings on proposals to confiscate workers' personal retirement accounts - including 401(k)s and IRAs - and convert them to accounts managed by the Social Security Administration. Triggered by the financial crisis the past two months, the hearings reportedly were meant to stem losses incurred by many workers and retirees whose 401(k) and IRA balances have been shrinking rapidly. The testimony of Teresa Ghilarducci, professor of economic policy analysis at the New School for Social Research in New York, in hearings Oct. 7 drew the most attention and criticism. Testifying for the House...