협업저작물 창작과 관련된 저작권법적 문제와 해결방안

User Created Contents or User Generated Contents are developed on the growth of computing system, internet network and media-creating tools. In addition to the growth of UCC or UGC, text-based cooperative portals and group-based aggregation websites also are developing. So, we should interpret legal issues on collaborative works to fulfill the will of new style creators of copyrightable works. By the view of business such as social network theory and resource theory, collaborative work system is expected to develop copyright work industry. None the less, Copyright Act only has the statutes for joint work, secondary work and we need to solve many legal issues from collaborative works by contracts. Among legal issues, we have to solve the legal issues related to contract on internet, interpretation method related to joint works and warranty from defects of collaborative works. First, we can expect to solve contract-related issues on internet would be solved on theories but the contents of contract should keep the political copyright act's purposes. Second, we should interpret the statutes for joint work more flexibly. So, we should consider the creator's intention for collaborative work system and make the rights to be belonged to the creators on their intention. But we should to go deep into the study for the validity of warranty in contract because the warranty clauses could be valid against 3'rd party. So, collaborative work system provider should develop the filtering system to filter the illegal copyrighted works and divide the responsibility between material provider and collaborative work system provider on the principle of equity. Also, we should develop copyright act suitable for the new environment of creating system and IT technology such as cloud computing services on the view of OSP liability.