制度具有激励和约束功能,能降低交易成本,为实现合作创造条件。地方政府之所以不愿意对水污染进行合作规制或者不能进行有效地合作规制,是因为存在制度障碍。当前,应当着重从完善行政合作协议、改变政绩评价标准和选择合适的流域机构管理模式等方面谋求制度创新。 System has the incentive and restraint function, can reduce transaction costs, to create conditions for cooperation. The reason why local governments do not want to cooperate on water pollution control or can not effectively co-regulation, because there are institutional barriers. At present, we should focus on seeking institutional innovation in terms of perfecting administrative cooperation agreements, changing performance appraisal standards and selecting suitable management modes of river basin organizations.