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A major branch of social choice theory is devoted to the comparison of electoral systems, otherwise known as social choice functions. Viewed from the perspective of political science, electoral systems are rules for conducting elections and determining winners from the ballots cast. From the perspective of economics, mathematics, and philosophy, a social choice function is a mathematical function that determines how a society should make choices, given a collection of individual preferences.
This article discusses the methods and results of comparing different systems. There are two broad ways to compare voting systems:
Metrics of voter satisfaction, either through simulation or survey.
Adherence to logical criteria.
and 19 Related for: Comparison of electoral systems information
and referendums are conducted and how their results are determined. Electoralsystems are used in politics to elect governments, while non-political elections...
representation: the most common division ofelectoralsystems Majoritarian: winner-takes-all systems (including all single-winner systems) Proportional Semi-proportional...
irrelevant alternatives Strategic nomination Comparisonofelectoralsystems In election science, ranked voting systems include plurality rule, which is equivalent...
Participation in Twenty-Seven Democracies: How ElectoralSystems Shape Political Behaviour". British Journal of Political Science. 38 (2): 311–334. doi:10...
changed their electoralsystems to use open lists to incorporate personalised representation to their proportional systems. In closed list systems, each political...
component systems relate to each other, according to academic literature. Below is a table of different categories of mixed electoralsystems based on...
173–199. Merrill, Samuel (1984). "A Comparisonof Efficiency of Multicandidate ElectoralSystems". American Journal of Political Science. 28 (1): 23–48....
Plurality voting refers to electoralsystems in which a candidate in an electoral district who polls more than any other (that is, receives a plurality)...
comparative study of forms of government). Comparative politics is the systematic study and comparisonof the diverse political systems in the world. It...
are different systems for collecting votes, but while many of the systems used in decision-making can also be used as electoralsystems, any which cater...
ofelectoralsystems by country in alphabetical order. An electoralsystem is used to elect national legislatures and heads of state. Type ofsystem Type...
Gallagher, Michael; Mitchell, Paul (2005-09-15). The Politics ofElectoralSystems. OUP Oxford. ISBN 978-0-19-153151-4. "2". Proposed Basic Law on Elections...
voting Comparisonofelectoralsystems Group voting ticket History and use of instant-runoff voting Implicit utilitarian voting List ofelectoralsystems by...
certain electoralsystems where multiple candidates are elected simultaneously. They do not guarantee minority representation and allow a group of voters...
system) and the mixed single vote system used to elect some local governments may be called uniquely Hungarian electoralsystems, while other systems...
susceptible to oligarchic tendencies. Similar to electoral political systems, the concept of "distinction" is of central importance. Rather than empowering...
often vote proxies on behalf of their client accounts. A related topic is liquid democracy, a family ofelectoralsystems where votes are transferable...
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