Analysis on Decision-Making Changes of Multilevel Governments and Influencing Factors in Watershed Ecological Compensation

Table 1

The variables in the game model.

Variable	Definition
	Total costs of upstream governments to protect water environment
	Additional costs paid by the central government when choosing daily supervision
	The fine imposed by the central government on upstream governments when upstream governments do not protect water environment
	The fine imposed by the central government on downstream governments when downstream governments do not compensate
	The ecological compensation fee paid by downstream governments
	The ecological compensation fee paid by the central government
	The ecological benefits obtained by upstream governments in protecting water environment
	The ecological benefits obtained by downstream governments when upstream governments protect water environment
	The ecological benefits obtained by the central government when upstream governments protect water environment

Notes: all variables listed in Table 1 are positive.