There are many situations in which different groups make collective decisions by committee voting, where each group is represented by a single person. Theoretical concepts suggest how the voting systems in such committees should be designed, but these abstract rules can usually not be...

In this paper I will show that it is always possible to draw representation districts that will be simultaneously close in both total population and citizen voting age population (or, indeed, any pair of populations that is desired.) Thus the Supreme Court need not choose between equalizing...

The exit of the United Kingdom from the European Union has had profound economic and political effects. Here, we look at a particular aspect, the power distribution in the Council of the European Union. Using the Shapley-Shubik power index, we calculate the member states' powers with and without...