# Gibbard–Satterthwaite theorem

> theorem that deterministic ordinal electoral systems that choose a single winner are either dictatorial, binary choice, or susceptible to tactical voting

**Wikidata**: [Q612021](https://www.wikidata.org/wiki/Q612021)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Gibbard–Satterthwaite_theorem)  
**Source**: https://4ort.xyz/entity/gibbard-satterthwaite-theorem


## References

1. Freebase Data Dumps. 2013