Our work

Selected engagements

Economic, tax and decision-analytic advice to government in New Zealand and the Pacific. Highlighted work first; the full record follows by topic.

Highlighted engagements

Decision analysis Central government — fiscal

Crown fuel security

Break-even advice to Ministers in three working days, built on one market-implied price distribution.

Economic modelling Crown entity

New Zealand Superannuation reform

A Monte Carlo model of the main reform levers, handed over as a tool the client runs itself.

Distributional microsimulation Social services agency

Aged residential care funding

Crown fiscal cost and household incidence, read together under each co-payment and threshold design.

Published Regulatory and policy design Regional council sector

‘Grounded’: local government reform toolkit

Published by the sector in 2026 — a toolkit to test reform proposals at the scale that works.

Economic analysis Metropolitan council

Functional economic geography of a city

Where a reorganised city’s economy really reaches, traced from commuting and spending flows.

Strategy under uncertainty Statutory agency

Policy alignment mapping

Nineteen agencies mapped against a cross-cutting objective; a national plan now in prospect.

Browse by topic

Tax, fiscal and public finance

  • Central government — fiscalCrown fuel security2026
  • Central government — fiscalFees and levies stocktake and database2026
  • Central government — fiscalTax policy advisory (standing role)2026
  • Central government — fiscalTax-administration implications of AI2026
  • Central government — fiscalExternal policy quality review panel2026
  • Earlier career — public service
  • Central government — fiscalWealth tax proposal — advice to Ministers2023
  • Tax review bodyCapital gains tax design options2019

Local government and city economics

  • Regional council sector‘Grounded’ reform toolkit2026
  • Metropolitan councilFunctional economic geography of a city2026
  • Metropolitan councilRural / unitary viability analysis2026
  • Regional councilLocal government reform — analytical support2026
  • Regional councilLocal government reform — financial analysis2026
  • Regional council sectorRegional biosecurity co-investment case2026
  • Earlier career
  • City councilRates — capex and debt analysis2023

Retirement, health and social policy

  • Crown entityNZ Superannuation reform modelling2026
  • Social services agencyAged residential care funding modelling2026

Energy and emissions

  • Earlier career
  • National energy programmeGas transition scenarios and pathways2022–24
  • Energy sectorHydrogen strategy and economics2020–23
  • Energy sectorSupercritical geothermal value study2023
  • IndustryNational steel mini-mill economic impact2024
  • Pacific governmentElectricity legal and institutional reform2019–21

Water and infrastructure regulation

  • Earlier career
  • National reform programmeWater services reform — Chair of Technical Advisory Group2024
  • Council groupJoint water entity business case2025
  • Pacific governmentWater tariff framework and regulatory capacity2024

Transport, industry and markets

  • Primary industries ministryDairy Industry Restructuring Act review2026
  • Earlier career
  • National transport agencyZero-emission buses — economics2023
  • Transport / railRail freight externalities review2025
  • Dairy sectorMilk price and competition — select committee evidence2018–22
  • Meat sectorExport quota allocation options2023

Pacific development and PPPs

  • Development partnerCountry strategic partnership2026
  • Earlier career
  • Pacific governmentEnergy sector reform and legal drafting2024
  • Development finance institutionBlue Economy investment pipeline2023
  • Pacific governmentElectric vehicle law reform2025–26

Entries shown in grey were led at previous firms, before Heuser Whittington.