Principle and method of optimal allocation for water resources Spatial optimal allocation of water resources Research on calculation method and optimal allocation of input-output of water resources Research on the optimal allocation of innovation resources 并列题名：Research on calculation method and optimal allocation of input-output of water resources Theory of the planned market allocation of water resources 并列题名：Research on the optimal allocation of innovation resources 并列题名：Theory of the planned market allocation of water resources principle of optimal allocation