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How are votes redistributed in an alternative-vote election?
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election
Canada's 2008 federal election results.
In an alternative-vote electionâalso known as ranked-choice voting or instant-runoff votingâvotes are redistributed through a sequential process designed to ensure the winner achieves a majority (more than 50 percent) of the vote.1
The process functions as follows:
- Initial Count: Voters rank candidates in order of preference. If a candidate receives a majority of first-preference votes, they win the election immediately.1
- Elimination and Reassignment: If no candidate secures a majority, the candidate with the fewest first-preference votes is eliminated from the contest.1
- Redistribution: The ballots that listed the eliminated candidate as their first choice are then reassigned to the next-highest-ranked candidate remaining on those specific ballots.1
- Iteration: This process of eliminating the lowest-performing candidate and reassigning their votes to the next preferences of their supporters continues in rounds until one candidate achieves a majority of the votes.1
This method effectively conducts an "instant runoff," eliminating the need for a separate, subsequent election date to determine a winner among the top candidates.1