Table 2. Experts’ panel results .

Factors	Sub-Factors
Strategic	1	Focus on core function
	2	Access to World-Class capabilities
	3	Freeing resources for core activities
	4	Accelerate re-engineering benefits
	5	Improve flexibility versus change
	6	Risk sharing
	7	Regulations governing
Quality	1	Improve service quality
	2	Procure higher reliability and competency
Management	1	Save the management time
	2	Reduce the management load
	3	Increase the speed of implementation
	4	Improve Safety management
	5	Improve accountability
	6	Need specialized management
	7	Function difficult to manage
Technological	1	Achieve flexibility with changing technology
	2	Achieve innovative ideas
	3	Acquire new skills or technical knowledge
Function characteristics	1	Complexity of function
	2	Function integration and structure
	3	Function difficult to control
Economic	1	Save the overall cost
	2	Reduce the labor and operating cost
	3	Make the fixed costs into variable costs
	4	Improve the cash flow
	5	Cash infusion
	6	Reduce capital costs
	7	Increase the economic efficiency