The UK government's proposed package of tax and benefit changes (those announced in fiscal events up to and including the July Budget) to be introduced between 2015-16 and 2019-20 will reduce the incomes of households in Wales by £459 a year on average (an aggregate loss of around £600...

We investigate bunching at personal tax thresholds over a 40-year period. At kinks, where the marginal tax rate rises, we find bunching among company owner-managers and the self-employed, but not those with only employment income. Notches, where the average rate rises, provide compelling...

The past 14 years have witnessed an enormous amount of reform to the tax and benefit system. While it is tempting for politicians to draw attention to one set of reforms or another, what matters for household incomes is the whole system. In this report, we study the impact of policy changes to...