Migheli, Matteo; Ortona, Guido; Ponzano, Ferruccio - Institute of Public Policy and Public Choice - POLIS - 2012
According to commonsense wisdom, under proportionality a small centrist party enjoys an excess of power with reference to its share of seats (or votes) due to the possibility of blackmailing the larger ones. This hypothesis has been challenged on a theoretical ground, with some empirical...