New ideas about old age security :  toward sustainable pension systems in the 21st century / 
edited by Robert Holzmann ... [et al.] 
 - Washington, DC :  World Bank,  c2001. 
 - xviii, 493 p. ;  23 cm. 
<br/><br/> Includes index. 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>ISBN: </label>0821348221 (pbk.) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Old age pensions.<br/>Retirement income.<br/>Aged--Economic conditions.<br/>Old age assistance.<br/>Economic security.