In China, large lakes and reservoirs usually span several administrative areas; therefore, they are co-managed by many government agencies. Such segmented governance generates a ``Tragedy of the Commons'' type problem, under which water bodies with more administrative areas involved tend to be...

In China, large lakes and reservoirs usually span a few administrative areas therefore are co-managed by a multitude of government agencies at different levels. This generates a typical tragedy of the commons problem: water bodies with more administrative areas involved tend to be more polluted...