Temporal and Spatial Evolution of Public–Private Partnership (PPP) Project Risks in China: 2003–2019

Table 2

Risk evaluation grade of PPP project.

Close degree	[0, 0.2]	(0.2, 0.4]	(0.4, 0.6]	(0.6, 0.8]	(0.8, 1]
Risk status	Low risk	Medium-low risk	Medium risk	Medium-high risk	High risk
Risk level	Ⅰ	Ⅱ	Ⅲ	Ⅳ	Ⅴ