引言：养老问题是当今各国普遍面临的一大社会经济难题，在人口老化的国家情况更是如此。据权威部门预测，到本世纪末，我国将步入老龄化社会，６０岁以上老年人口的比重将超过１０％。如何应付这一巨大老年群体的养老问题已成为摆在政府面前亟待解决的新课题。而纵观世界... Introduction: The issue of pensions is a major social and economic problem commonly faced by all countries today, especially in the aging countries. According to the forecast of the authoritative department, by the end of this century, our country will step into an aging society and the proportion of the elderly over the age of 60 will exceed 10%. How to cope with the retirement problem of this huge elderly population has become a new topic to be solved urgently before the government. And look at the world ...