Spatial models of voting: Difference between revisions

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The common one-dimensional [[political spectrum]], or various two-dimensional [[W:Political compass|political compasses]], can then be considered [[W:Projection (mathematics)|projections]] of this multi-dimensional space onto a smaller number of dimensions.<ref name=":2">{{Cite journal|last=Alós-Ferrer|first=Carlos|last2=Granić|first2=Đura-Georg|date=2015-09-01|title=Political space representations with approval data|url=http://repub.eur.nl/pub/111247|journal=Electoral Studies|volume=39|pages=56–71|doi=10.1016/j.electstud.2015.04.003|quote=The analysis reveals that the underlying political landscapes ... are inherently multidimensional and cannot be reduced to a single left-right dimension, or even to a two-dimensional space. ... From this representation, lower-dimensional projections can be considered which help with the visualization of the political space as resulting from an aggregation of voters' preferences. ... Even though the method aims to obtain a representation with as few dimensions as possible, we still obtain representations with four dimensions or more.|hdl=1765/111247}}</ref> For example, a study of German voters found that at least four dimensions were required to adequately represent all political parties.<ref name=":2" />
 
The number of candidates and the dimensionality of the space impose [[Dimensional limitations of the spatial model|fundamental limitations]] on the information content of ballots, as well as the commensurability of their information content.
 
The Spatial Model attempts to show the perceptions and decisions of voters when issue voting strategies are used in elections.<ref>{{cite journal | last1 = Cho | first1 = Sungdai | last2 = Endersby | first2 = James W. | title = Issues, the spatial theory of voting, and British general elections: a comparison of proximity and directional models | journal = Public Choice | volume = 114 | issue = 3 | pages = 275–293 | doi = 10.1023/A:1022616323373 | jstor = 30025956 | date = March 2003 | ref = harv |url=|via=}}</ref>{{Rp|275}} This model assumes that if someone’s issue preferences are placed on a hypothetical spatial field along with all possible candidates’ policy positions, the individual will vote for the candidate whose political stances are closest to their own.<ref name=":0" />{{Rp|94}}<ref>{{cite journal | last = McCullough | first = B. Claire | title = Effects of variables using panel data: a review of techniques | journal = Public Opinion Quarterly | volume = 42 | issue = 2 | pages = 199–220 | doi = 10.1086/268443 | date = Summer 1978 | ref = harv |url=|via=}}</ref>
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*[[Statistics]]
*[[McKelvey–Schofield chaos theorem]]
*[[Dimensional limitations of the spatial model]]
*[[User:Lucasvb/An upgrade to the spatial model of voters|An upgrade to the spatial model of voters]]
 
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