并列题名：Reseach on legal system of mut ual-benefit corporation Reseach on legal system of mut ual-benefit corporation 并列题名：Research on legal system of patent transaction 并列题名：Research on the system of public university corporation 并列题名：Resarch on the system of modern university corporation 并列题名：Research on legal system of digital publishing copyright protection 并列题名：Research on the legal system of public interest litigation 并列题名：Research on legal system of digital publishing at home and abroad 并列题名：Research on the legal system of sovereign bond default resolution 并列题名：Research on legal system of futures and options markets