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electoral systems - Coggle Diagram
electoral systems
FPTP
used in westmister and local elections
most votes wins
winners bonus
creates a two party system
requires high concentration of voters to win seats
plurality system
reduces voter choice
no majority required to win
AMS
used in welsh and scotish parliaments
increased voter choice
split ticket voting
increased party control over candiates
still includes FPTP for local candiates
proportional system
STV
used in northern ireland assembly
ensures power sharing
proportional system
droop quota
SV
previously used in london mayor
vote for two candidates
creates a two party system
two rounds
referendums
2014 indy ref
2016 EU referendum
2011 AV refurendum