In recent decades countries around the world have seen a wide diversity of tax reforms, both in major systematic …Lawrence Kenny and Stanley L. Winer (2006), 'Tax Systems in the World: An Empirical Investigation into the Importance …-Helge Fjeldstad and Mick Moore (2008), 'Tax Reform and State-Building in a Globalised World', in Deborah A. Bräutigam, Odd …