In empirical analysis, the Kakwani index is the most frequently used indicator for comparing progressivity across countries and over time. The Kakwani is often assumed to measure to what extent a policy design is targeted to the poor. It has, however, a major drawback: it is not defined for net...

This study was drafted shortly after the announcement of the referendum by which the United Kingdom decided to leave the European Union. In this article, the authors make a comprehensive assessment of what would be the tax consequences attached the decision. The article is of interest not only...

Inflation can alter the characteristics of tax- and contribution systems in numerous ways. This paper demonstrates how inflation alters the distributive properties of nominally defined tax systems and looks at the impact of the tax revenues and social insurance contribution receipts generated....

With the hike of global energy prices of 2022-2023 and the fairness challenges of the green transition, energy poverty is again back to the forefront of economic policy debates in Europe. However, the absence of consensus on energy poverty measurement complicates policy formulation and...