８０年代以后西方国家在养老保障制度改革后采取的主要措施，一是改进现收现付制度，通过延长工作年限，降低支付标准，取消过度保障，增加税收，以维持现行体制的运转；二是向部分积累的模式转变，尽量在人口深度老年化阶段来临之前保持养老基金的盈余状态，并通过投资使之不 After the 1980s, western countries took the following major measures after the reform of the old-age security system. Firstly, they improved the pay-as-you-go system, maintained the current system by extending their working life, lowering payment standards, canceling excessive guarantees and increasing taxes. To partially accumulate the pattern of change, try to keep the pension fund’s surplus status before the advent of the aging population phase, and through investment to make it not