养老金制度变迁中的路径依赖及其锁定效应

Path-Dependence and Lock-in Effect of Institutional Changes of the Pension System

养老金制度变迁过程中存在着显著的路径依赖及其"锁定效应"。由于路径依赖,养老金制度的变迁明显地依赖于先前拥有的模式,这使得新制度被锁定在低效率的均衡状态。由于存在利益集团和寻租,在现有结构下,既得利益集团有动机也有能力去阻碍制度朝高效率的方向演进。

In the pension system vicissitude process has the remarkable path-dependence and lock-in effect. As a result of the pathdependence, the pension system＇s vicissitude relies on obviously the pattern which formerly had, this causes the new system to lock in the low efficiency equilibrium state. Because has the special interest group and seeks, the vested interest group has the motive also to have ability to hinder the system toward the high efficiency direction evolution under the existing structure, so long as the human who can hinder the system vicissitude may free from undertaking the cost or can not to obtain enough income from effectiveness transformation, the low efficiency system will last.