How 2 rig an election - a podcast by Bia and Zoey

from 2020-11-24T01:14:56

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Bia and Zoey discuss some of the key mathematical concepts in voting, focusing on political elections in some Western countries, as well as Brexit.


Introduction



  • 0:15 – Introduction on the voting system in the UK, with an example

  • 4:27 – Condorcet’s paradox

  • 6:00 – The French system

  • 6:44 – The Australian system – Preferential/Alternative voting

  • 7:42 – What defines a good voting system?

  • 9:43 – How do we balance a good voting system with one which everyone understands


Arrow’s Impossibility Theorem & Instagram poll



  • 11:40 – Arrow’s Impossibility Theorem

  • 13:46 – Independent voting systems where Arrow’s theorem doesn’t apply.

  • 15:00 – Instagram poll discussion: Tactical voting vs Voting for who you want

  • 17:31 – Protest voting vs voting for who you want

  • 20:20 – When it would be worth strategically voting “mathematically”


Brexit



  • 21:22 – Zoey exposing Bia as a “Remoaner”

  • 22:50 – How Bia think the referendum should have been done.


General discussion



  • 24:05 – Have you ever not voted?

  • 26:12 – Should 16 year olds be allowed to vote?

  • 27:29 – Accessibility in a voting system


The future of voting



  • 27:54 – The future of voting

  • 28:52 – The issues with a voting system which takes too long (NP-hard/ NP-complete)

  • 30:00 – Dodgson’s voting method (Lewis Carroll = Charles Dodgson)

  • 32:52 – Final thoughts


80% of voters are strategic: "Counting Votes Right: Strategic Voters versus Strategic Parties, Filippo Mezzanotti and Giovanni Reggiani" http://economics.mit.edu/files/11177

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