Migheli, Matteo; Ortona, Guido; Ponzano, Ferruccio - Institute of Public Policy and Public Choice - POLIS - 2009
What do indices of disproportionality actually measure? They provide an aggregate estimation of the difference between votes cast and seats assignment, but the relation between the value of the indices and the will of the voters is highly questionable. The reason is that when casting the vote...