Sept 2025
INET Working Paper

No. 2025-17 - Who rides the renewable cost curve? Country evidence on prices, learning, and policy
Brendon Tankwa , Pete Barbrook-Johnson

Aug 2025
Journal

A method to identify positive tipping points to accelerate low-carbon transitions and actions to trigger them
in Sustainability Science
Timothy M. Lenton , Thomas W. R. Powell , Steven R. Smith , Frank W. Geels , Floor Alkemade , Martina Ayoub , Pete Barbrook-Johnson , Scarlett Benson , Fenna Blomsma , Chris A. Boulton , Joshua E. Buxton , Sara M. Constantino , Sibel Eker , Kai Greenlees , Thomas Homer‑Dixon , Kelly Levin , Michael B. Mascia , Femke Nijsse , Ilona M. Otto , Viktoria Spaiser , Simon Sharpe , Talia Smith

Jul 2025
INET Working Paper

No. 2025-06 - Systems thinking in UK environmental policy making
Pete Barbrook-Johnson , Domenica Cox , Alexandra S. Penn

Jul 2025
Journal

Economic models and frameworks to guide climate policy
in Oxford Review of Economic Policy
Cameron Hepburn , Matthew C. Ives , Sam Loni , Penny Mealy , Pete Barbrook-Johnson , J. Doyne Farmer , Nicholas Stern , Joseph Stiglitz

Jun 2025
Article

Tackling transformational change in climate policy appraisal: experiences and perceptions of United Kingdom policy analysts
Cormac Lynch , Pete Barbrook-Johnson , Pablo Salas Bravo , Jean-Francois Mercure , Femke Nijsse , Jin Qin , Roberto Pasqualino

Apr 2025
INET Working Paper

2025-09 - Using NLP to create preliminary causal system maps for use in policy analysis
Yuan Fu , Pete Barbrook-Johnson

Mar 2025
INET Working Paper

2025-08 - Skill and spatial mismatches for sustainable development in Brazil
Anna Berryman , Joris Bucker , Fernanda Senra de Moura , Pete Barbrook-Johnson , Marek Hanusch , Penny Mealy , J. Doyne Farmer , R. Maria del Rio-Chanona

Jan 2025
INET Working Paper

No. 2025-01 - Technological progress at national level: Increasing diffusion speeds with ever-changing leaders and followers
Brendon Tankwa , Lucas Vazquez Bassat , Pete Barbrook-Johnson , J. Doyne Farmer

Apr 2024
Report

Power sector futures in China: A multi-model approach to understanding China’s carbon-neutral pathways and power sector reform
Arabella Miller-Wang , Hongyu Zhang , Peter Barbrook-Johnson , Yixuan Zhang , Pim Vercoulen , Femke Nijsse , Yuyan Weng , Simon Sharpe , Jean-Francois Mercure , Michael Grubb , Xiliang Zhang

Feb 2024
Journal

Economic modelling fit for the demands of energy decision makers
in Nature Energy
Peter Barbrook-Johnson , Jean-Francois Mercure , Simon Sharpe , Cristina Penasco , Cameron Hepburn , Laura Diaz Anadon , J. Doyne Farmer , Timothy M. Lenton

Nov 2023
Journal

How are climate policies assessed in emerging economies? A study of ex-ante policy appraisal in Brazil, China, and India
in Climate Policy
Jin Qin , Cormac Lynch , Peter Barbrook-Johnson , Pablo Salas , Guanyu Yang , Michel Ferreira Cardia Haddad , Roberto Pasqualino , Jean-Francois Mercure

Nov 2023
Journal

Sensitive intervention points: a strategic approach to climate action
in Oxford Review of Economic Policy
Penny Mealy , Matthew C. Ives , Cameron Hepburn , Sugandha Srivastav , Peter Barbrook-Johnson

Oct 2023
INET Working Paper

No. 2023-21 - Modelling labour market transitions: the case of productivity shifts in Brazil
Anna Berryman , Joris Bucker , Fernanda Senra de Moura , Peter Barbrook-Johnson , Marek Hanusch , Penny Mealy , R Maria del Rio-Chanona , J. Doyne Farmer

Apr 2023
Report

New economic models of energy innovation and transition
Peter Barbrook-Johnson , Simon Sharpe , Roberto Pasqualino , Fernanda Senra de Moura , Femke Nijsee , Pim Vercoulen , Alex Clark , Cristina Penasco , Laura Diaz Anadon , Jean-Francois Mercure , Cameron Hepburn , J. Doyne Farmer , Timothy M. Lenton , Joris Bucker

Oct 2022
INET Working Paper

No. 2022-27 - Using data-driven systems mapping to contextualise complexity economics insights
Fernanda Senra de Moura , Peter Barbrook-Johnson

Aug 2022
Journal

The Ethics of Agent-Based Social Simulation
in Journal of Artificial Societies and Social Simulation
David Anzola , Peter Barbrook-Johnson , Nigel Gilbert

Jul 2022
Book

Systems Mapping: How to build and use causal models of systems
Peter Barbrook-Johnson , Alexandra S. Penn

Oct 2021
Report

The New Economics of Innovation and Transition: Evaluating Opportunities and Risks
Michael Grubb , Paul Drummond , Jean-Francois Mercure , Cameron Hepburn , Peter Barbrook-Johnson , João Carlos Ferraz , Alex Clark , Laura Diaz Anadon , J. Doyne Farmer , Ben Hinder , Matthew Ives , Aled Jones , Gao Jun , Ulka Kelkar , Sergey Kolesnikov , Aileen Lam , Ritu Mathur , Roberto Pasqualino , Cristina Penasco , Hector Pollitt , Luma Ramos , Andrea Roventini , Pablo Salas , Simon Sharpe , Zhu Songli , Pim Vercoulen , Kamna Waghray , Zhang Xiliang

Jul 2021
Journal

Participatory complexity in tourism policy: Understanding sustainability programmes with participatory systems mapping
in Annals of Tourism Research
Jenny Suno Wu , Peter Barbrook-Johnson , Xavier Font

Jul 2021
Journal

Combining complexity-framed research methods for social research
in International Journal of Social Research Methodology
Peter Barbrook-Johnson , Jayne Carrick

Jun 2021
Report

Zero-Emissions Shipping: Contracts-for-difference as incentives for the decarbonisation of international shipping
Alex Clark , Matthew Ives , Byron Fay , Ronan Lambe , Johanna Schiele , Lukas Larsson , Jessica Krejcie , Leah Tillmann-Morris , Peter Barbrook-Johnson , Cameron Hepburn

Jun 2021
Policy Briefing

Deciding how to 'change big things quickly': Pros and cons of different appraisal techniques to inform decision-making on low-carbon transformational policies
Jean-Francois Mercure , Matthew Ives , Femke Nijsse , Peter Barbrook-Johnson

Publications