Research on the intellectual property infringement liability theory Research on intellectual property in international trade Research on intellectual property development and regional economy 并列题名:Research on intellectual property in international trade Research on the internet service provider's copyright infringement liability Research on intellectual property management strategy of design industry Research on intellectual property transaction mechanisms of China 并列题名:Research on the internet service provider's copyright infringement liability Research on the use mechanism of intellectual property in China's remanufacturing industry Unfair competition and other intellectual property infringement: case and academic studies