What Is Public Management:Analyzing Relevant Concepts

What is public management and how it ought to be done?This is a disputing question in the field of public administration.In this paper,the author defines the concepts of “administration”,“management”,“public administration”and “public management”, and identifies their differences.He reviews three usages of “public management”,points out that public management is a new approach or paradigm which rises after public administration and public policy in the field of public sector management research.