This paper examines theoretical properties of local and global measures of income tax progressivity. In particular, consistency property of global measures with local measures is analyzed. Using a normative approach, an index of performance in effective progression underlying a tax system, in...

This article introduces a general model for voting games with multiple weight vectors. Each weight vector characterises a parameter representing a distinct aspect of the voting mechanism. Our main innovation is to model the winning condition by an arbitrary dichotomous function which determines...