Stained Witness Testimony Exemption System Research

In many countries and regions of the world,witness testimony exemption system has developed into an important system of litigation.Its unique theoretical system provides effective conditions to combat crime.With the development of this system,method of practice and theory make a great deal of discussion.This paper expounds the origin of the witness to testify exemption on outlines the legal definition,its characteristics and properties of the system.Analyzing many countries and regions in the world of the witness to testify the regulation of immunity system.And then in the view of economics and law,to analyzed the witness testifies the theory basis of the exemption system.In the view of the present stage our country's judicial environment,new points of modification for our country create the conditions for constructing the witness to testify exemption system.This article from various aspects and supporting measures for our country to build the system provides a intends to draw lessons form.