Why Tax Expenditure Reporting Is a Missing Link in Financing for Development
Alexandra Readhead,
Agustin Redonda,
Christian von Haldenwang,
Giovanni Occhiali,
Giulia Mascagni and
Harshil Parekh | 21 April 2026
Fiscal,
Blog | Tags:
Domestic Revenue Mobilization,
GTED,
Tax Expenditures With aid budgets shrinking and debt vulnerabilities mounting, the $4 trillion governments forgo annually through exemptions, credits, and preferential rates demands greater transparency and accountability.
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Governing Tax Expenditures: Lessons from Four Advanced and Emerging Market Economies
Sofia Berg,
Sanjeev Gupta and
Agustin Redonda | 2 March 2026
Fiscal,
Blog | Tags:
Brazil,
Domestic Revenue Mobilization,
France,
India,
Tax Expenditures,
United Kingdom This blog builds on four Tax Expenditures Country Reports published within the series hosted by CEP and IDOS, and shows how Brazil, France, India, and the United Kingdom govern tax expenditures across three critical dimensions: benchmark definition, reporting, and evaluation.
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Tax Expenditure Effectiveness: Tax Expenditures Lab Flagship Report 2025
Christian von Haldenwang,
Agustin Redonda,
Flurim Aliu and
Sofia Berg | 4 December 2025
Fiscal,
Discussion Notes | Tags:
GTED,
GTETI,
Tax Expenditures The present report discusses the determinants and explores the empirical evidence of TE effectiveness. More and more jurisdictions publish TE reports, as shown by the Global Tax Expenditures Database (GTED). In its most recent version (1.3.2), the GTED includes 116 reporting jurisdictions...
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Accelerating Industrial Decarbonisation. The Role of Tax Incentives
Flurim Aliu,
Sofia Berg,
Luke Hatton,
Patrick Lenain,
Agustin Redonda,
Magd Shamashan and
Nirosha Elsem Varghese | 17 November 2025
Fiscal,
Discussion Notes | Tags:
Decarbonization,
Energy,
Industrial Policy,
Tax Expenditures Achieving net-zero targets in industrial sectors will require substantial investment in low-carbon technologies, especially in “hard-to-abate” industries such as steel, cement, and petrochemicals. In this context, tax incentives have emerged as a useful policy instrument ...
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Tax Expenditures for Environmental Sustainability
Agustin Redonda,
Christian von Haldenwang and
Sofia Berg | 13 November 2025
Fiscal,
Discussion Notes | Tags:
GTED,
Sustainability,
Tax Expenditures This report analyses tax expenditures aimed at promoting environmentally sustainable practices. Drawing on the Global Tax Expenditures Database (GTED) and a number of specific international experiences, it explores how these instruments are currently being used and evaluated.
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Tax Expenditures: Time to Clean House
François Ecalle,
Patrick Lenain and
Agustin Redonda | 27 October 2025
Fiscal,
Op-Eds | Tags:
France,
GTED,
Tax Expenditures The state of France’s public finances is worrying. The public deficit has rarely been so high outside periods of crisis, and public debt has reached record levels. Stabilising it will require a substantial adjustment—on the order of €120 billion to €150 billion.
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Shedding Light on the Use of Tax Expenditures for Social Spending
Flurim Aliu and
Agustin Redonda | 5 May 2025
Fiscal,
Blog | Tags:
Inequality,
Social Protecion,
Tax Expenditures When we think of government spending on social programmes, we generally picture direct cash transfers, public healthcare, education and subsidized housing. Yet a significant portion of social spending happens outside the traditional budget.
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A Renewed Urgency to Rationalize Tax Expenditures in Low- and Low-Middle Income Countries
Sanjeev Gupta and
Agustin Redonda | 16 April 2025
Fiscal,
Blog | Tags:
Domestic Revenue Mobilization,
Tax Expenditures,
Tax Reform In this blog, we argue that the case for streamlining and reforming TEs has become even more urgent. This urgency arises from recent developments including the decisions by the United States and the United Kingdom to significantly reduce their international aid budgets...
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The Global Tax Expenditures Transparency Index Companion Paper: Revised Version
Agustin Redonda,
Lucas Millan,
Christian von Haldenwang,
Sofia Berg and
Flurim Aliu | 3 December 2024
Fiscal,
Discussion Notes | Tags:
GTETI,
Tax Expenditures,
Transparency The revised Companion Paper includes a description of the methodological adjustments made since the launch of the Global Tax Expenditures Transparency Index (GTETI). Changes do not only affect the internal structure of individual indicators but also the underlying format of the data.
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