Research on the invisible market in China's land resource allocation 并列题名：Research on the invisible market in China's land resource allocation Research on the legal system of environment and resources allocation 并列题名：Research on the legal system of environment and resources allocation Trade liberalization, marketization and resource allocation Research on the government research and development support resources allocation research on strategic option, institution configuration and resource integration 并列题名：Research on the government research and development support resources allocation