本文首先分析了在公共管理的过程中，公共权力异化的两种主要表现--公共悖论与权力腐败，公共权力在行使过程中之所以会产生异化现象，不仅仅有人的原因，更有制度的原因--公共组织提供公共物品和公共服务的垄断性。公共权力的异化在很大程度上降低了公众对公共管理的满意程度，动摇了公共权力合法性的基础，因此必须动用权力、权利和市场的力量加强对公共权力的制约与监督。 In the process of public management, this paper analyzes two main manifestations of the alienation of public power - public paradox and power corruption, and the alienation of public power in the process of exercising it, not only for human reasons but also for more institutions Reasons - Public organizations provide monopoly of public goods and public services. The alienation of public power has greatly reduced the public’s satisfaction with public administration and shaken the foundation of the legitimacy of public power. Therefore, it is necessary to use the power of power, rights and markets to strengthen the restriction and supervision of public power.