It would add a second chamber to Congress, and create a first-past-the-post electoral system.
But the first-past-the-post voting system for MPs is a huge obstacle for any small party.
South Korea uses a first-past-the-post system, and so the candidate with the most votes will become president.
But had it not been for the peculiarities of the first-past-the-post voting system, it would have won more.
Secondly, the first-past-the-post system exaggerates the advantage of the winning party, particularly at the expense of third parties.
In future, if the first-past-the-post electoral system is replaced by a more proportional system, such powers may become more important.
Until then, two parties, National and Labour, had had a stranglehold on politics in New Zealand in a first-past-the-post system.
In short, stable majorities are harder to establish (a coalition even runs Britain, where the first-past-the-post system is designed for single-party government).
Both are hopeful of winning their first ever seats in the House of Commons, although the UK's first-past-the-post system works against them.
Under the current, first-past-the-post system, activists complain, Liberal Democrats win a smaller share of parliamentary seats than their share of the vote.
Pakistan has a first-past-the-post system, so people vote for one of the mainstream parties that have the best chance of coming to power.
In that Today interview he said UKIP did not have any MPs because "the first-past-the-post system is brutal to a party like us".
If that second election transpires, it looks increasingly likely to be held under the same first-past-the-post voting system that Westminster has always known.
As well as assembly seats, people have also voted on whether to replace the first-past-the-post system for electing Westminster MPs with the alternative vote (AV).
The voting system is highly complex, with two-thirds of the 498 elected seats being decided by proportional representation and the rest by a first-past-the-post system.
But it also advertises the absurdities of Britain's first-past-the-post electoral system.
The South East, like the country as a whole, voted overwhelmingly ' No' to changing the voting system from the current first-past-the-post system to the alternative vote.
BBC: Labour's big push in the South East reaps mixed results
The Conservatives agreed to a referendum over whether to replace the first-past-the-post system for electing MPs with the alternative vote (AV) as part of their coalition negotiations.
BBC: Referendum on voting system goes ahead after Lords vote
The public will be asked whether they want to replace the existing first-past-the-post system for electing MPs to Westminster with a method known as the alternative vote (AV).
They welcome Britain's first-past-the-post electoral system precisely because it creates stable, democratic government invulnerable to the uncertain coalitions that "fairer" voting systems have inflicted on countries like Holland.
That nothing changes but if change is a must, a move to 30 seats to match future Westminster seats with two AMs elected in each, both via the first-past-the-post system.
Its job is to recommend a single proportional alternative to Britain's current first-past-the-post electoral system, with voters asked to choose in a referendum between that alternative and the status quo.
Over half the people polled favoured a first-past-the-post system.
MPs believe that it would ruin the quasi-mystical relationship between a member of Parliament and his or her individual constituency, which is the only thing voters like about the existing first-past-the-post system.
Gerrard Batten, UKIP MEP for London, said UKIP's performance on Thursday had "broken the psychological barrier with the electorate", as voters now believed a vote for UKIP could count in the first-past-the-post system.
MPs are currently debating legislation required to pave the way for a referendum on the way they are elected and whether to change the current first-past-the-post system in favour of an Alternative Vote method.
BBC: Ministers under fire over consultation on AV referendum
Thanks to Britain's first-past-the-post electoral system, one political party may monopolise the seats on a local authority with less than half the votes of the 30% of the electorate who turned out to vote.
Thanks to Singapore's first-past-the-post system, the opposition has never translated its roughly one-third of the votes into more than four seats, and at the last election, in 1997, won just two out of 83 seats.
He also hit out at the present proportional representation system for voting for assembly members which he described as leading to "perverse outcomes", with candidates defeated in a first-past-the-post system getting in under the regional list ballot.
Wailing even more operatically are several cameo figures who have been able to exercise some influence under the present arrangement, but whose parties might be wiped out if a new law were to give Italy an entirely first-past-the-post system.
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