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Parameter type | Value | Source | Note |
|
Initial value | GDP | 120.648 billion | Wuhan Statistical Yearbook | The data of 2000 |
Population | 8,048,100 | Wuhan Statistical Yearbook |
Water pollution | 1 | Assumption | |
Constant | Change in wastewater treatment fee | 37.5% | The government of Wuhan | Increase (compared to the data of 2013) |
Industrial wastewater discharge coefficient | 0.75 | Code for design of outdoor wastewater engineering (GB 50014, 2006) | |
Pollution standard | 1 | Assumption |
Elastic coefficient of population | 0.2 | Kelley and Schmidt, 1995 [21] |
Elastic coefficient of environment | 0.12 | Zhang et al., 2009 |
Elasticity of wastewater treatment fee | −0.1 | Ruijs et al., 2008 | Combination of assumption and the reference |
Lookup function | Growth rate of population | | Wuhan Statistical Yearbook | Time series from 2000 to 2010 |
GDP (ten thousand yuan) water consumption | | Wuhan Statistical Yearbook |
Growth rate of GDP1 | | Wuhan Statistical Yearbook |
Capacity of wastewater treatment | | Wuhan Water Authority |
Per capita wastewater output | If (time ≤ 2014,65 m3), then it is determined by other variables | Code for design of outdoor wastewater engineering (GB 50014, 2006) | |
Pollution absorption time | | World model | |
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