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Motu Research is an independent, world-class economics and public policy institute working for the public good.

We help Aotearoa New Zealand tackle complex social, environmental and economic challenges. 
Individual and group outcomes

Some notes on measuring pay gaps

Authors: Dave Maré | Lyn Brieseman

Note

The formula for measuring the gender pay gap is widely used and generates internationally comparable measures. It measures how much lower women’s pay is than men’s, as a proportion of men’s pay. The size of…

Well-being and sustainability measures

Mistrust and Missed Shots: Trust and COVID-19 vaccination decisions

Authors: Amelia Blamey | Ilan Noy

Working Paper

Trust and the COVID-19 vaccine: what we can learn for future pandemics
Why do some people delay or refuse vaccines—even when they save lives? This paper…

Updates

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2025-12-12

Haere rā to departing Motu Board members Jo Wills, Lesley Haines and Dr Parehau Richards

A huge acknowledgement to Jo Wills, Lesley Haines and Dr Parehau Richards, who recently completed terms on our Motu Economic…

2025-12-03

Recording/slides from recent seminar: the relationship between public housing & wellbeing across different life stages

 

2025-11-25

We’re helping a new generation of young researchers flourish

One of our main objectives is building the capability of young researchers (and government employees) in economic and public policy research.

Our Research

Environment

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Urban & regional

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Wellbeing & macro-economics

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Population & labour

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Human rights

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Productivity & innovation

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Recent Event

December 1, 2025

The housing/wellbeing connection: the role of public housing across the life course

This joint Motu Research/Home Foundation public policy seminar had Motu Fellow Jaimie Monk and Senior Fellow Arthur Grimes explore the relationship between public housing and wellbeing across different stages of life.

Other recent events

September 17, 2025

Urban Economics short courses: September & October

Motu Research's Senior Fellow Stuart Donovan ran urban economics short courses in Christchurch, Wellington and Auckland in September/October.

May 28, 2025

Putting children at the centre: Using our knowledge of child development to give kiwi kids the best start to life

This seminar presented findings from Jaimie Monk's latest report, drawing on data from the Growing Up in New Zealand study to examine children’s behavioural development.

April 17, 2025

2026 international climate negotiations & recent developments in EU, USA & China climate change policies (plus an Aotearoa NZ perspective)

In April 2024, we had a public policy seminar on the 2026 international climate negotiations and recent developments in EU, USA and China climate change policies - plus a discussion of climate policies in Aotearoa…

Featured work

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Science and innovation policy

Research and Development Tax Incentive (RDTI) Five-Year Evaluation

Authors: Tadhg Ryan-Charleton | Conor O’Kane | Dave Maré | Dean Hyslop | Amelia Blamey

Working Paper

Motu Research lead the first five-year evaluation of the Research and Development Tax Incentive (RDTI). The RDTI was introduced to encourage business innovation, by offering a 15% tax credit on eligible research and development (R&D)…
Human rights

Sovereign Bond Investing and Human Rights: An Analysis of New Zealand’s Retail Investment Funds

Authors: Anne-Marie Brook | K. Chad Clay | Zoe Shepherd

Working Paper

This paper finds that as of March 2024, more than half a billion dollars of KiwiSaver and other retail investments were lent to governments on ‘high alert’ for human rights violations. This is a chance…
Individual and group outcomes

Some notes on measuring pay gaps

Authors: Dave Maré | Lyn Brieseman

Note

The formula for measuring the gender pay gap is widely used and generates internationally comparable measures. It measures how much lower women’s pay is than men’s, as a proportion of men’s pay. The size of…
Individual and group outcomes

Firm productivity and ethnic wages

Authors: Dave Maré | Richard Fabling

Working Paper

This study looks at how fairly people from different ethnic and migrant backgrounds are paid for the value they create at work in Aotearoa New Zealand. We found wage patterns in Aotearoa are more favourable…
Well-being and sustainability measures

Impacts of macroeconomic policies on objective and subjective wellbeing: The role of housing tenure

Authors: Amelia Blamey | Arthur Grimes | Norman Gemmell

Working Paper

Between 2005 and 2021, house prices in Aotearoa New Zealand rose 142%, and that surge has deepened inequalities in people’s wellbeing. Homeowners gained; renters lost ground. When house prices rise, homeowners who own their homes…
Individual and group outcomes

Firms and ethnic wage differences

Authors: Dave Maré | Richard Fabling

Working Paper

This paper looks at how much the workplaces people are employed in explain the pay gaps between ethnic groups in Aotearoa New Zealand. The study finds the firms people work for explain only a very…
Individual and group outcomes

Ethnic wage differences in Aotearoa New Zealand

Authors: Thomas Benison | Dave Maré

Working Paper

Ethnic wage gaps are a substantial and persistent issue in New Zealand.
 
Understanding the drivers of such gaps is key to understanding the economic, social, and institutional factors that contribute to labour market inequality and to…
Well-being and sustainability measures

Housing and child development: Trajectories of child wellbeing by tenure type in Aotearoa New Zealand

Authors: Jaimie Monk | Arthur Grimes

Working Paper

This study followed nearly 6,000 children from birth to age 12 and found while children in public housing had more behavioural challenges at age two, those challenges eased more quickly than for their peers in…
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Level 1, 97 Cuba Street, PO Box 24390

Wellington 6142, Aotearoa New Zealand

 

Media enquires: 021 837 966

Phone: 04 939 4250

Email: info@motu.org.nz