Modelling degrowth policies with system dynamics: towards policy coherence

Therese Bennich

doi:10.1016/j.ecolecon.2026.109045

Arial view of roofs of apartment buildings with solar arrays and plants on the roofs.

Modelling degrowth policies with system dynamics: towards policy coherence

Journal article / The authors use the iSDG-Sweden system dynamics model to study the impacts and dynamics of combined degrowth policies in a high-income country.

14 August 2026 / About Behaviour and choice and Public policy

Ukraine can reach climate neutrality by 2050, new modelling tool shows

Press release / New SEI modelling shows Ukraine can reach climate neutrality by 2050, but needs to invest roughly EUR 550 billion more in decarbonization.

16 June 2026 / About Climate policy, Mitigation and Planning and modelling

Six people stand on either side of a Green Agenda Ukraine banner in a conference room with a patterned carpet.

From research to regulatory changes: Ukraine and Sweden present the results of their joint collaboration

Feature / SEI and Ukraine's Green Transition Office showcased how joint research is being turned into real climate policy and green recovery.

3 June 2026 / About Public policy

Cross section of participants participating in a group task at the workshop

Nigeria’s private sector drives transport decarbonization forward

Feature / Nigeria’s private sector is driving transport decarbonization, turning climate ambition into action through capacity building, finance access and collaboration.

9 April 2026 / About Fossil fuels and Transport

Colorful fruit salad in a plastic see-through cup with a plastic lid, open from the centre. A plastic fork has been stuck in fruit. Around the cup are other cups of fruit and behind are colorful stalls of fruit.

Municipalities can lead the shift away from single-use plastics

Feature / The BALTIPLAST project developed practical tools for municipalities to turn single-use plastic reduction ambitions into action.

30 March 2026 / About Behaviour and choice, Business, Public policy and Sustainable lifestyles

Trase: the “Beijing-Brasília effect” – the USD 47 billion trade nexus that could turn the tide for forests

Press release / Brazil and China can use their trade partnership to help curb deforestation and reduce climate change without compromising food security and economic stability.

18 March 2026 / About Climate policy, Finance, Food and agriculture, Forests and Supply chains

Worker dressed in black and a red helmet inspects a steel pipe, its opening taller than the person

2025: a year in review for green steel

Other publication / This brief reviews the performance of the global green steel and green iron sectors in 2025, giving policy signals and developments to watch in 2026.

11 February 2026 / About Business, Innovation, Mitigation, Public policy and Supply chains

Ukraine is the next test for global climate finance

Perspective / Ukraine is emerging as the first real test for global climate finance, and reforms are needed in the country to enable effective investment from the EU.

3 February 2026 / About Climate policy, Finance and Household energy

Glass skyscrapers in a dense financial district rise above low-lying clouds or mist, with sunlight reflecting off modern office towers, conveying a sense of global finance and economic power.

Private finance in a changing development landscape

Perspective / As public funding shrinks, private finance faces growing pressure to deliver on sustainable development.

29 January 2026 / About Business, Finance, Innovation, Public policy and Sustainable Development Goals

green economy