TABLE 7.

Sensitivity analysis—benefits under different adoption scenarios.

Technology	Benefits of lower adoption (25% of estimate)		All benefits (based on50% lower adoption scenario)
			Scenario I: Adoption delay of 2 years		Scenario IIa: 25% reduced effect		Scenario IIb: 50% reduced effect		Scenario III: (I+IIb) Adoption delay + 50% reduced effect
	NPV (US$’000)	IRR (%)	NPV (US$’000)	IRR (%)	NPV (US$’000)	IRR (%)	NPV (US$’000)	IRR (%)	NPV (US$’000)	IRR (%)
ICDM	230,709	24	329,066	26	332,224	27	160,871	22	97,208	18
CBRV	66,937	15	19,155	12	124,657	18	66,148	15	-15,103	8
GMRV	63,055	23	80,352	24	99,872	26	62,812	23	34,606	19
Note: NPV calculated using a real interest rate of 10%.