欧洲许多国家的公共现收现付养老金体系已无法维持 ,需要改革。这一观点得到大多数经济学家的赞同。但是 ,这样的改革在政治上困难重重。最近一项研究试图通过分析市民对福利国家及其再分配计划的不同方面的看法 ,来理解这些困难的本质。本文将具体关注养老金体系 ,报道 2 0 0 The public pay-as-you-go pension system in many European countries has been unable to sustain and needs reform. This view has been endorsed by most economists. However, such reforms are politically difficult. A recent study attempts to understand the nature of these difficulties by analyzing citizens’ perceptions of welfare states and different aspects of their redistribution plan. This article will specifically focus on the pension system, reported 200