Table 6 Economic value of total benefits (cost savings, NZ$*) over a 30-year horizon
BenefitChange in GP visitsReduced hospital admissionsReduced days off schoolReduced days off workEnergy savingsCO2 savingsTotal benefits
Present value of benefits (NZ$) per household (at 5% discount rate)[165]2231242179786100†3374
Present value of benefits (NZ$) per household (at 7% discount rate)[133]180119614563581†2857
  • Square brackets indicate negative saving.

  • *NZ$1 = £0.29 or US$0.42 at 2 January 2002. †Valued at NZ$30/tonne.