More than half of the EU countries have become poorer and more unequal since the start of the crisis in 2008. Despite lack of timely household micro data, using microsimulation techniques with up-to-date information on policy rules enables us to estimate the direct effect of tax-benefit policy...

In this paper, we present the first dynamic scoring exercise linking a microsimulation and a dynamic general equilibrium model for Europe. We illustrate our novel methodology analysing hypothetical reforms of the social insurance contributions system in Belgium. Our approach takes into account...

The harmonized European value-added tax (VAT) is anything but a modern consumption tax that taxes all goods and services at a uniform rate. As exemplified by an analysis of the Dutch version, some 60% of the base is exempted, that is, not taxed on output but on inputs. This has serious...

This paper documents the rise of corporate tax-base narrowing measures in the EU using a novel dataset covering both tax rate and tax base reforms implemented between 2014 and 2022. Our findings indicate a shift away from the ’cut rate – broaden base’ approach, as governments increasingly...

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....

Despite sharp reductions in corporate income tax (CIT) rates worldwide, CIT revenues have not fallen dramatically in the last two decades. This paper investigates the recent developments in CIT in the European Union, by taking a closer look at the potential driving forces behind this puzzle....