This is the first out of four papers devoted to the 2021 German federal elections continuing our analysis of the 2009 …, 2013 and 2017 Bundestag elections by the methods of the mathematical theory of democracy. This one estimates the policy … representation ability of the 39 parties that participated in the 2021 elections and the Bundestag. For this purpose, the positions …

The voting method described in [Tangian 2017b] has been experimentally approbated during the 2016 election to the … Karlsruhe Institute of Technology (KIT) Student Parliament [Tangian 2017c]. Under this election method, the voters cast no votes … advice applications, e.g. German Wahl-O-Mat). Then the degree to which the parties match with the electorate’s policy profile …

elections, but local politicians from large mainstream parties had the ability to adjust municipal political institutions in … experiment is the abolishment of an explicit electoral threshold (the so called "five percent hurdle") for local elections in …