This paper analyses income inequality in Ireland using a new panel dataset based on the administrative tax records of the Revenue Commissioners for Ireland. High inequality at market incomes in Ireland by international standards appears to be driven by both ends of the income distribution. An...

This paper produces a comprehensive assessment of income redistribution to the working-age population, covering OECD countries over the last two decades. Redistribution is quantified as the relative reduction in market income inequality achieved by personal income taxes, employees’ social...

This paper provides an empirical investigation on the drivers of tax and transfer income redistribution to working-age households across the OECD over the last two decades, in a context where it has been declining in the vast majority of countries. The analytical approach is based on a...

This paper explores one distinctive form of the ‘big data’ of economics – individual tax record microdata – and its potential for tax policy analysis. The paper draws on OECD collaborations with Slovenia and Ireland in 2018 where tax microdata was used. Most empirical economics is based...

While policymakers are rightly concerned about evidence of rising income concentration at the top, it is often wrongly assumed that the same rich individuals stay rich. In reality, the membership of this group are in a state of constant flux. This new study, based on more than 20 million tax...

The personal tax system has a large influence on incentives to work, save and invest and hence growth. At the same time it is a key policy lever for income redistribution. This paper analyses how income distribution patterns changed in Spain before and after the crisis using the personal income...

The economic literature suggests that a revenue-neutral shift of tax revenues from income taxes to property taxes would increase GDP per capita in the medium term. This paper analyses for Ireland the consequences of such a shift in the tax mix. In particular, it examines whether this can be...