Testing assumptions A series of sensitivity analyses was completed to identify the impact of changes to key assumptions. The outcomes for the sensitivity analyses completed for this SROI are included in Table 4.14 below. These show that the return on investment is very sensitive to key assumptions. Baseline Outcome Variable Low case High case judgement $7,995 Financial Note: Average health expenditure proxy: per Aboriginal and Torres Strait Average Islander person in 2010-2011. 1.3 Better cost of 50% of Source: AIHW, Expenditure on health and $3,438 engaging in baseline health for Aboriginal and Torres wellbeing Strait Islander people 2010-11 (2013). Available at: activities (accessed 5 Dec 2015) 2.4 IPA leveraged for additional Attribution 0% 0% 25% funding and economic opportunities Financial proxy assumption: 90% diffuse 95% diffuse 2.7 Better Breakdown and and 85% diffuse and cultural asset between 10% targeted 5% targeted 15% targeted management management diffuse and management management targeted Financial proxy: Cost 2.10 More $6,000 * of hiring a burning using remoteness 50% of contractor 150% of baseline cultural multiplier baseline to carry out practices appropriate a burn (per day) Financial proxy: Cost 2.12 Less per hectare 50% of $0.24 150% of baseline ferals of feral baseline animal control Financial $6.17 $49.38 3.9 Low cost Difference Note: WA land $18.20 Note: VIC/NSW and highest in cost and lowest management estimate in Gilligan (2006) between state evaluation. Adjusted for inflation. land estimate in Gilligan
Testing assumptions A series of sensitivity analyses was completed to identify the impact of changes to key assumptions. The outcomes for the sensitivity analyses completed for this SROI are included in Table 4.14 below. These show that the return on investment is very sensitive to key assumptions. Outcome Variable Baseline judgement Low case High case 1.3 Better health and wellbeing Financial proxy: Average cost of engaging in activities $3,438 50% of baseline $7,995 Note: Average health expenditure per Aboriginal and Torres Strait Islander person in 2010-2011. Source: AIHW, Expenditure on health for Aboriginal and Torres Strait Islander people 2010-11 (2013). Available at: (accessed 5 Dec 2015) 2.4 IPA leveraged for additional funding and economic opportunities Attribution 0% 0% 25% 2.7 Better cultural asset management Financial proxy assumption: Breakdown between diffuse and targeted 90% diffuse and 10% targeted management 95% diffuse and 5% targeted management 85% diffuse and 15% targeted management 2.10 More burning using cultural practices Financial proxy: Cost of hiring a contractor to carry out a burn (per day) $6,000 * remoteness multiplier appropriate 50% of baseline 150% of baseline 2.12 Less ferals Financial proxy: Cost per hectare of feral animal control $0.24 50% of baseline 150% of baseline 3.9 Low cost land management Financial Difference in cost between land $18.20 $6.17 Note: WA and lowest state estimate in Gilligan $49.38 Note: VIC/NSW and highest estimate in Gilligan (2006) evaluation. Adjusted for inflation.
BB-MKK-SROI.docx