This report, commissioned by the Brazilian G20 Presidency ahead of the July 2024 G20 Finance Ministers and Central Bank Governors meeting, contributes to discussions on the role of tax systems in addressing inequality. It explores how tax systems can mitigate or exacerbate inequality with a...

This report examines the economic principles for efficient systems of taxation and provides a framework for international comparisons of transport taxes and charges. It investigates the price and tax changes likely to result from the reform of transport charges to maximise efficiency, and their...

This report examines the economic principles for efficient systems of taxation and provides a framework for international comparisons of transport taxes and charges. It investigates the price and tax changes likely to result from the reform of transport charges to maximise efficiency, and their...

The COVID-19 crisis has amplified the urgency of addressing together the dual challenges of inequality and environmental degradation. This paper contributes to the debate on the inequalities-environment nexus by analysing the consequences of the environmental degradation and of environmental...

The governments of most developed, and many developing, countries impose border measures—tariffs, tariff rate quotas and export subsidies—to boost the domestic market prices of agricultural commodities. In some OECD countries, governments also provide financial support to their agricultural...