| Digital library information services for domestic and international perspective of copyright legislation, the relevant legislation at home and abroad to explore the background, characteristics and context.And using the identity of contradiction and struggle principle of the dialectical relationship, and the identity and struggle of contradictions in the principle of the role of the development of things, contradictory principle of uneven development,quantitative qualitative change in law, principles of value and valuation, the value of options and value realization theory, dialectical analysis of the digital library information services from the perspective of the copyright legislation of freedom, justice, order and efficiency, the optimum scale multiple value choice.Through the introduction of efficiency and equity theory to explore the digital Library information services from the perspective of efficiency and fairness of copyright legislation is proposed the digital library information services from the perspective of an appropriate emphasis on the copyright legislation should be the public interest, strengthen the operability of copyright legislation and play the role of library association's staff in copyright legislation, etc. to be improved.Carding in the system of all aspects of digital library information services, the issue of copyright on the basis of document delivery services for digital libraries, digital reference services and digital information retrieval services, copyright protection, selected 44 research sites Digital Library to explore the Digital Library Information Services practice in the status of copyright protection.Through the use of asymmetric information theory, analysis and demonstration of digital Library information services during the existence of adverse selection and moral hazard both information asymmetries, proposed the ideas of the integration of digital library information services, and establish a digital library core of the digital library information service from the perspective of the copyright protection system and improve the digital library from the standard of conduct for all kinds of information services,the establishment of copyright registration system, the establishment of digital library information service system of copyright protection training, the establishment of the copyright notice system, improve the supervision and assessment system and establish a digital library authentication system and so on, to avoid strategy of the process of digital library information services, due to information asymmetry arising from the related problems of copyright protection.By the introduction of incomplete information static game model to build digital library and copyright, digital library and the user's game model to study the game nash equilibrium mixed strategy of both sides and policy reaction function, and in the mixed strategy nash solution based on the analysis to avoid the copyright infringement policy in the process of digital library information services. |
