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Sophia Machavariani

Office Administration of the Postgraduate Programme

Dr. Simone Christ

Head of the Postgraduate Research Programme

Dr. Elizabeth Chepkemboi Kötter

Head of the Shaping Futures Programme

Science Dialogue Day 2025

Bonn, 08. December 2025

As part of the Science Dialogue Day series , the in-person session on 8 December 2025 continues the exchange among leadership academies in North Rhine-Westphalia (NRW) as initiated in 2024. Building on the discussions of the first Science Dialogue Day, which focused on strategies for diversity and inclusion in leadership programmes, this…

Financing for sustainability transformations in disruptive times

von Haaren, Paula / Axel Berger / Bambang Brodjonegoro / Lena-Marie Putz (2025)
Policy Brief 35/2025

Progress on the Sustainable Development Goals is hampered by insufficient funding. This policy brief explores options to increase international and domestic financing for sustainable development, with a view to informing the follow-up process for the fourth Financing for Development Conference.

Tax expenditure effectiveness: tax expenditures lab flagship report 2025

von Haldenwang, Christian / Agustin Redonda / Flurim Aliu / Sofia Berg (2025)
Books

Tax expenditures (TEs) – i.e. deviations from a benchmark tax system that lower the tax burden of specific groups, economic sectors or activities – can be powerful tools to promote public policies. However, their effectiveness is often in doubt. The present report discusses the determinants and explores the empirical evidence of TE effectiveness.

Flagship Report 2025 on Tax Expenditure Effectiveness

Online, 04. December 2025

The Council on Economic Policies (CEP) and the German Institute of Development and Sustainability (IDOS) are co-hosting the launch of the Tax Expenditures Flagship Report 2025 and the new edition of the Global Tax Expenditures Transparency Index (GTETI) . The 2025 report is the third in our series of biennial flagship reports . It…

How democracy promoters respond to global autocratisation

Grimm, Sonja / Brigitte Weiffen / Karina Mross (2025)
Policy Brief 34/2025

Autocratisation is reshaping global politics and forcing a rethink of how democracy is supported. This Policy Brief shows how democracy promoters are responding to rising autocratisation — and what steps are needed to rebuild credibility and impact.

Offsetting Justice?

Bonn, 03. December 2025

Despite mounting evidence of their limited effectiveness in reducing emissions or halting biodiversity decline, techno-managerial and market-based approaches—such as carbon markets, biodiversity offsets, green bonds and protected areas—remain widely used. These approaches continue to dominate responses to environmental crises. The global…

Mitigating anti-microbial resistance in the environment: a One Health governance analysis in Kenya

Srigiri, Srinivasa / Morris Buliva (2025)
Discussion Paper 34/2025

Despite Kenya's sophisticated AMR governance, environmental transmission pathways remain weakly governed. New study reveals: formal platforms ≠ real coordination. The fix? Give environmental actors real authority, include AMR in permits & dedicate environmental budgets.

The return of international war and rising deficits in state legitimacy: IDOS Constellations of State Fragility 3.0

Lorch, Jasmin / Sebastian Ziaja (2025)
Policy Brief 33/2025

The IDOS Constellations of State Fragility (CSF) is a multidimensional model to assess state fragility. CSF 3.0 covers the period 2005 to 2024. Its methodology was updated to respond to the return of international war. The main empirical trend it reveals is the rise of deficits in states’ legitimacy.

The Relevance of Food Systems for Sustainability Transformations

Brüntrup, Michael / Aiveen Donnelly / Lukas Kornher / Tekalign Sakketa (2025)
The Current Column, 01. December 2025

Food systems have strategic relevance, beyond providing food, for our health, the environment, security, and the economy.

The Relevance of Food Systems for Sustainability Transformations

Brüntrup, Michael / Aiveen Donnelly / Lukas Kornher / Tekalign Sakketa (2025)
The Current Column, 01. December 2025

Food systems have strategic relevance, beyond providing food, for our health, the environment, security, and the economy.

Gender differences in multidimensional poverty in low- and middle-income countries

Burchi, Francesco / Daniele Malerba (2025)
External Publications

IDOS at World Water Congress

Marrakech, Morocco, 01. December 2025

Event 1: Panel discussion, 1 December, 2:30-4:00pm Morocco at a critical juncture: expert debate on opportunities for improved water governance. Part 1: Gender mainstreaming in the water sector, part 2: Legal and institutional frameworks including for megaprojects Morocco faces a severe water crisis that affects different sectors,…

The EU digital strategy between sovereignty and green transformation: political milestones, policy fields and strategic narratives

Reiners, Wulf / Matthias Kachelmann (2025)
Discussion Paper 33/2025

Since 2015, the EU has focused on the challenges and opportunities of the digital transformation. This paper examines EU policies and strategies shaped by four key narratives: digital sovereignty, twin transitions, fundamental rights, and competitiveness.

Environmental policy stringency and firm efficiency in developing countries

Bambe, Bao We Wal / Jean-Louis Combes / Ben‑Vieira Kouassi / Sonia Schwartz (2025)
External Publications

Precolonial, colonial, and postcolonial conflict and forced migration in Africa

Jaji, Rose / Ulrike Krause (2025)
External Publications

Critical minerals in EU trade discourse: navigating a trilemma in times of geopolitical competition

Laurens, Noémie (2025)
Policy Brief 32/2025

Amid rising geopolitical tensions and the green transition, the EU increasingly portrays critical minerals (CMs) in its trade discourse through intertwined economic, environmental, and security frames. This policy brief traces this hybridisation and its implications for CM policy design.

Fostering Sustainable Finance and Investment

London (hybrid), 27. November 2025

There is an urgent need to scale up sustainable finance and investment that supports just and resilient transitions. Financial markets are not sufficiently aligned with the goal of socially just and ecologically sustainable economies. In their current form, they continue to finance environmentally harmful activities, exacerbate economic…