[Election-Methods] Best electoral system under real circumstances

2007-11-19 Thread Diego Renato
I've read in this list that possibly the worst electoral system used is
Brazilian open list PR. In this year, Brazilian Congress discuted the change
of electoral law to closed lists, single member plurality or MMP.

Presidents, Governors and Mayors are elected by top-two runoff. I think this
method is sufficiently good. Maybe ranked methods are not suitable for
Brazilian voters' degree of skill, and for voting machines.

Federal, State and Muncipal representatives are elected according open
lists. The main problem of this method is the excessive district magnitude
(8 in least populated states up to 70 in São Paulo) and resulting high
number of candidates. Transfers of surpluses are unpredictable. My
suggestions for improvements of this system are:

- reduce district size to 3, 4 or 5;
- limit number of candidates by party. Candidates should be nominated by
primary elections.
- prohibit surplus transfers among different parties.
- adoption of STV in the future.

Do you agree with these measures?

___
Diego Renato dos Santos

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[Election-Methods] RE : Best electoral system under real circumstances

2007-11-19 Thread Kevin Venzke
Hi,

--- Diego Renato [EMAIL PROTECTED] a écrit :
 I've read in this list that possibly the worst electoral system used is
 Brazilian open list PR. In this year, Brazilian Congress discuted the
 change
 of electoral law to closed lists, single member plurality or MMP.
 
 Presidents, Governors and Mayors are elected by top-two runoff. I think
 this
 method is sufficiently good. Maybe ranked methods are not suitable for
 Brazilian voters' degree of skill, and for voting machines.
 
 Federal, State and Muncipal representatives are elected according open
 lists. The main problem of this method is the excessive district
 magnitude
 (8 in least populated states up to 70 in São Paulo) and resulting high
 number of candidates. Transfers of surpluses are unpredictable. My
 suggestions for improvements of this system are:
 
 - reduce district size to 3, 4 or 5;
 - limit number of candidates by party. Candidates should be nominated by
 primary elections.
 - prohibit surplus transfers among different parties.
 - adoption of STV in the future.
 
 Do you agree with these measures?

I don't remember that it is possible for surplus transfers to go to
different parties. The problem is that even within the same party list,
you don't know what you're getting. Voters don't necessarily vote by
party, and party lists don't necessarily form by party.

It was brought up in that discussion that the same electoral method works
well in Finland. I would guess the major difference is that Finland is more
parliamentary, so it's more important to vote based on party and not just
individual.

I think it makes sense in theory to limit the number of candidates a party
can nominate, to the number of seats that are being contested. Naturally
parties do not want to stick to this limit, since the more votes they can
get, the better.

STV would probably help. I don't think STV has ever been used to elect the
congress in a presidential system though.

Reducing district magnitude would probably help also, since it would have
the effect of increasing the proportion of elected candidates who actually
received a share of votes that is large enough to justify being elected.
(If it will continue to be the case that candidates on a party list have
little in common politically, then at least the individuals who are elected
should be justifiable.)

Some links on the subject:
http://aceproject.org/regions-en/jne/BR/case-studies/esy_br
http://countrystudies.us/brazil/100.htm
http://lasa.international.pitt.edu/LASA97/desposato.pdf

Kevin Venzke


  
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Re: [Election-Methods] RE : Best electoral system under real circumstances

2007-11-19 Thread Diego Santos
2007/11/19, Kevin Venzke [EMAIL PROTECTED]:


 I don't remember that it is possible for surplus transfers to go to
 different parties.


According Brazilian law, parties of same coalition are counted as a single
party. After elections, is not rare these parties to separate to opposite
political sides.

It was brought up in that discussion that the same electoral method works
 well in Finland. I would guess the major difference is that Finland is
 more
 parliamentary, so it's more important to vote based on party and not just
 individual.


Some congressmen want a constitutional reform to restore a parliamentary
system, but in two referenda, people voted for presidential one.

Reducing district magnitude would probably help also, since it would have
 the effect of increasing the proportion of elected candidates who actually
 received a share of votes that is large enough to justify being elected.
 (If it will continue to be the case that candidates on a party list have
 little in common politically, then at least the individuals who are
 elected
 should be justifiable.)

 Some links on the subject:
 http://aceproject.org/regions-en/jne/BR/case-studies/esy_br
 http://countrystudies.us/brazil/100.htm
 http://lasa.international.pitt.edu/LASA97/desposato.pdf


Thanks. In this year, the Supreme Court resolved that party-switching can be
punished by removal from office.
_
Diego Renato dos Santos

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Re: [Election-Methods] Best electoral system under real circumstances

2007-11-19 Thread Dave Ketchum
I restrict my commenting to Condorcet.

On Mon, 19 Nov 2007 23:56:32 +0200 Juho wrote:
...
 
 Single member:  Does this mean a dual party system based on single  
 seat districts? Is that what Brazil wants? (I don't yet.)
 
 MMP:  More complex than open list. What is the rationale? Maybe  
 interest to have local single seat districts to elect very local  
 (small district) representatives? Is this what Brazil wants? Isn't  
 basic (open list based) proportional representation in bigger  
 districts enough?
 
 Top-two runoff (for single winner elections):  Yes, in many cases  
 good enough but has also some clear problems and can be improved. I  
 don't think ranked methods (e.g. Condorcet that is a more compromise  
 candidate oriented (good or bad) and that is better from strategic  
 voting point of view) would be too difficult. At least if the number  
 of candidates is not large (7 candidates in the last presidential  
 elections according to wiki) then also the ballots can be e.g. some  
 simple ticking exercises. (The method should tolerate/allow some  
 ticking errors to avoid losing the votes of people who are not that  
 familiar with using the method.)

As a Condorcet backer, let me talk to voters a bit:
  If you would be happy with Plurality, voting for one candidate and 
indicating no preference among the rest of the field - do EXACTLY that 
vote.  Since you choose to ask nothing beyond showing preference for one 
and treating all others as equal bottom rank, your vote is simple.
  If you would like to vote a first choice above a second choice, with 
the rest of the field sharing bottom rank, vote FS.
  If you would like to vote for two as equally liked first choice, 
with the rest of the field sharing bottom rank, vote P=P.
  For a more complex vote you can vote such as FA=FBSA=SB=SCTA=TB - 
where = connects those you like equally and  separates those to the 
left (liked better) from those to the right (liked less).
  You do not have to rank all candidates - those not ranked are 
treated as liked less.

How the voters mark ballots needs thought.  For example:
  Assigning the same number to multiple candidates indicates equality.
  Assigning different numbers to two candidates indicates difference 
in liking.  Matters not whether the numbers are numerically adjacent.
  Whether 5 is more or less than 6 has to be agreed on, but I am not sure.

There is less reason to do runoffs than with Plurality - voters can vote 
their thoughts as to preference in more detail with Condorcet than with 
such as Plurality.

Condorcet classifies some vote counts as cycles.  All members of a cycle 
are better-liked than the field, and runoffs MIGHT be useful among them - 
certainly deciphering which cycle member should win is a source of
arguments.

There is no value in demanding that all candidates be ranked - voters can 
rank all they see as better than scum, and demanding that they rank what 
they see as scum introduces noise with no positive value.
 
 Juho Laatu
 
 
 
 On Nov 19, 2007, at 20:50 , Diego Renato wrote:
 
 
I've read in this list that possibly the worst electoral system  
used is Brazilian open list PR. In this year, Brazilian Congress  
discuted the change of electoral law to closed lists, single member  
plurality or MMP.

Presidents, Governors and Mayors are elected by top-two runoff. I  
think this method is sufficiently good. Maybe ranked methods are  
not suitable for Brazilian voters' degree of skill, and for voting  
machines.

I write above about required voter skill.

There has been plenty written about the stupidity demonstrated in US 
installation and misuse of voting machines.  I feel strongly that 
reasonable application of brain power and honest intentions should be able 
to get past these catastrophes.
...
___
Diego Renato dos Santos
-- 
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  Dave Ketchum   108 Halstead Ave, Owego, NY  13827-1708   607-687-5026
Do to no one what you would not want done to you.
  If you want peace, work for justice.




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