Fig 1.
The location of “1+9” water resources tax reform pilot areas.
Fig 2.
Theoretical framework of water resource tax policy field.
Table 1.
Selection and calibration of condition variables.
Table 2.
“1+9” water resource tax reform pilot policy evaluation index scores.
Table 3.
Truth table.
Table 4.
Analysis of conditions for necessity consistency and coverage.
Table 5.
Condition combinations for the effect of water resource tax policy.