This paper reviews recent developments in the theory of optimal income taxation and draws two broad conclusions with respect to the Hungarian personal income tax system. The first conclusion is that the optimal top marginal tax rate is likely to be higher, perhaps substantially, than the actual...

Flat tax schemes are popular in Eastern Europe, with an ever increasing number of countries where it is introduced, and yet many other where it is recurringly discussed. Analysing three countries, we show that the design of such schemes largely determines their impact on fiscal revenues and on...