5Gordon Keenay and Edward Whitehouse. "The Roleof the Personal Tax System in Old - Age Support : A Sur- vey of 15 Countries" [ J ]. Fiscal Studies, Volume 24, Number 1, Mar 2003 : 1 - 21.
6Torben M. Andersena. "Increasing longevity and social security reforms -A legislative procedure approach" [ J ]. Journal of Public Economics,2008,92 (3 - 4) Journal of Policy Modeling,2008, (30) :693 - 712.
7Alicia H. Munnell, Annika Sund~n, Elizabeth Lidstone. How Important Are Private Pensions? Issue Brief 2002 - 2008 [M 1. Boston : Center for Retirement Research at Boston College, 2002.
8Clara BusanaBanterle. Incentives to Contributing to Supplementary Pension Funds: Going Beyond Tax Incentives [J]. Ge- neva Papers on Rask and Insurance, 2002, 27 (4).
9Orazio P. Attanasio, James Banks, Matthew Wakefield. Effectiveness of Tax Incentives to Boost (Retirement) Saving: Theoretical Motivation and Empirical Evidence[J]. OECD Economic Studies, 2004, 2 (39).
10F~lix Dominguez-Barrero, Julio L6pez-Laborda. Why Do People Invest in Personal Pension Plans? [J]. Applied Econom- ics, 2007, 39(9).