Institutional factors:
Institutional factors relate to the type of the electoral system used in an election. Institutional factors that can influence the election include compulsory voting, the type of ballot, gerrymanders and malapportionment.
Compulsory voting ensures 95 per cent of Western Australians participate in elections. However, it has been echoed by some academics that compulsory voting favors major parties. This is due to few people doing their own research into political parties and voting for parties they recognize through the media.
The type of ballot used in an election has the most influence on the outcome. In a preferential ballot a seat has to be won by an absolute majority. Which gives an advantage to major political parties. However, in proportional voting a candidate has to get a derived quota to be elected. This means that a small party or independent can get elected with as little as 20% of the vote.
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