Identification of Risk Factors Affecting PPP Waste-to-Energy Incineration Projects in China: A Multiple Case Study

Table 4

Risk factors frequency statistics.

Category	Risk factors	Frequency
High-frequency risks	Public opposition risk	22
	Environmental pollution risk	20
	Government decision-making risk	18
	Defective legal and regulatory system	15
	MSW supply risk	12
Medium-frequency risks	Equipment risk	8
	Revenue and cost risk	7
	Lack of supporting infrastructure	4
	Policy risk	4
	Payment risk	4
	Technological backwardness	4
Low-frequency risks	Safety risk	3
	Government credit risk	2
	Design deficiency	2
	Contract change risk	2
	Unproven technology	1
	Insufficient operation capacity	1
	Government behaviour risk	1