This article applies Saari’s geometric methodology to assess how
muchdifference the choice of a particular positional voting procedure
makeson the election outcomes. The British 2001 parliamentary elections
are usedas an illustration of the methodology. The election results as
well as MORIinterview data are used to make inferences regarding the
possibility ofthe Borda effect. Saari’s geometricrepresentation
technique is resorted to in describing all possiblepositional voting
outcomes in single-member constituencies where threecandidates are
competing. Finally, two basic winning criteria are discussed.