Though a series of management systems implemented for over ten years and made the exclusiveness of water right improve to some extent, but the efficiency is relatively low.

• 虽然十几年来实施的一系列管理制度使水权的排他性有所提高，但是水权的外部性还较高，水权行使效率还较低，也就是我们目前所说的“水权模糊”现象还很严重。