This paper addresses two fundamental issues in indirect tax design. It first revisits the case for reduced rates on items especially important to the poor, establishing conditions under which even very crudely targeted spending measures better serve their interests. It then explores the welfare...

This paper suggests that the environmental and commercial features of shale gas extraction do not warrant a significantly different fiscal regime than recommended for conventional gas. Fiscal policies may have a role in addressing some environmental risks (e.g., greenhouse gases, scarce water,...

This paper provides an overview of the key economic factors that shape tax policy reform in many high-income countries, developing countries, and/or transition economies. The paper describes and evaluates global and regional developments with respect to tax rates and revenue ratios over the last...

The paper analyzes the wage-employment effects of replacing unemployment benefits by negative income taxes. It first surveys the major equity and efficiency effects of unemployment benefits versus negative income taxes, and summarizes the salient features of many European unemployment benefit...

The setting of public utility prices involves balancing various competing government policy objectives, from equity concerns to ensuring the financial sustainability of providers and balancing public finances. In practice, public utility pricing often departs significantly from government...

Understanding who benefits from fuel price subsidies and the welfare impact of increasing fuel prices is key to designing, and gaining public support for, subsidy reform. This paper updates evidence for developing countries on the magnitude of the welfare impact of subsidy reform and its...

This paper discusses the theory and practice of tax design to achieve an efficient and equitable outcome, i.e. in support of inclusive growth. It starts with a discussion of the key principles from tax theory to guide practical tax design. Then, it elaborates on more granular tax policy,...

To understand the cyclical movements of value-added tax (VAT) revenues in advanced economies, this paper analyzes changes in the C-efficiency ratio by decomposing it into changes in the compliance and policy gaps between 2000 and 2014. The results from a panel of EU member countries and Japan...

This paper assesses a possible explanation for the global downward trend in top personal income tax rates over the last decades: globalization and the related tax evasion and avoidance opportunities could have raised elasticities of taxable income, which would imply lower optimal tax rates. The...

The paper provides a critical review of the literature on the concept of progressivity in thetaxation of petroleum and mineral resources and offers a fresh perspective on its purpose andmeasurement. Regressive taxes, such as royalties, exist to satisfy policy objectives other thanrevenue...