Legislatures Elected by Evaluative Proportional Representation (EPR): An Algorithm

Journal of Political Risk, Vol. 7, No. 6, June 2018 

By Steve Bosworth and Anders Corr1

Abstract

Illustration of grading. Source: Getty.

This article describes a new and relatively simple evaluative method to elect all the members in any legislative body, such as a city council or national legislature.2 Called Evaluative Proportional Representation (EPR), each voter grades any number of candidates on their fitness for office as EXCELLENT, VERY GOOD, GOOD, ACCEPTABLE, POOR, or REJECT.  These evaluations are counted by hand or computer algorithm (here provided in the R statistical computer language).  This evaluative method of social choice is particularly good at revealing and optimizing voters’ utilities.  It ensures proportionate minority representation in legislative bodies by enabling each voter to guarantee that his or her evaluations of the candidates will continue fully to count in the deliberations and decisions made by their elected legislative body.  Each elected member of this body is given a different weighted vote as determined by counting all voters’ evaluations. As a result, each citizen’s vote continues to count within the weighted vote given to the elected member she most highly values.

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