Study on Tort Law Imputation Principle;

As the development of legal practice of environmental tort in the countries,today's imputation principle of environmental derives from the socialized process which the experiences of imputation principles are from fault liability into fair responsibility into liability without fault.

The Reasonable Persons Criterion and the kind-hearted Father Criterion are the general standard for the traditional tort imputation principle to judge whether the actors is fault.

Most scholars believe that criterion of liability of environmental tort is only liability for negligence.

Related criterion of liability are various.

The criterion of liability is one of the most important problems in the field of the intellectual property infringement,while laws in China do not have relevant regulations to it.

Economic analysis on doctrine of liability fixation in tort;

Study on doctrine of liability fixation and legal effects of violating incidental obligation;

Based on the conviction that the study of the responsibility principle is of great significance in the judgment of whether the suspect should take the responsibility as stipulated by the civil law, the paper analyses the responsibility principle from the perspectives of civil law, copy rights, the TRIPs regulations and China s relevant laws.

This article probes into the responsibility principle of the operator, responsibility limitation and corresponding problem produced under the harbor regulation .

Applying responsibility principle is the core of infringement act with practical significance.

On the liability principle in tort law;

The authors have proposed liability principles as guidelines for solving the problems due to the contract breach of project management engineer.

This paper discusses the concept,the right subject,the duty subject,the liability principle and the main factors of the product liability of software.