Evaluating the Impact of Macroeconomic Policy Interventions and Recession on a Sewage Treatment PPP Project Using a System Dynamic Model

Table 3

Input parameters of the four variables for the sensitivity test.

Category	Variables	Distribution	Min	Max
Macroenvironment	GDP growth rate	Uniform	0.04	0.07
	Self-owned capital ratio	Uniform	0.1	0.3
	Tax rate	Uniform	0.15	0.25
	Loan interest rate	Uniform	0.04	0.08