TY - JOUR A1 - Neil Bruce A1 - Stephen J. Turnovsky TI - Variable Retirement and the Effects of Social Insurance on Savings, Wealth, and Welfare PY - 2007/03/01 JA - Economics: The Open-Access, Open Assessment E-Journal VL - 1 IS - 2007-5 UR - http://www.economics-ejournal.org/economics/discussionpapers/2007-5 ER -