1. = r ? is sequentially rational for the voters. Sequential rationality of r for ? ? ( ?, max ?, ? * ] comes from Lemma 3. For any ? > max ?, ? * , s m (?) = (1, 1) and by definition of ?, it is sequentially rational for the voters to play r (?, v) = 1. ! ! ? ! References Abramowitz, Alan I;The Disappearing Center: Engaged Citizens, Polarization, and American Democracy,2010
2. Is polarization a myth?;Alan I Abramowitz;The Journal of Politics,2008
3. The rise of negative partisanship and the nationalization of US elections in the 21st century;Alan I Abramowitz;Electoral Studies,2016
4. A Political Theory of Populism;Daron Acemoglu;Quarterly Journal of Economics,2013
5. The polarization of reality;Alberto Alesina;AEA Papers and Proceedings,2020