Although Nick Clegg hung on in Sheffield Hallam, due to
some tactical voting from Conservative supporters, the party has been decimated in this election.
Labour sources privately suggested that
tactical voting from Conservative and Liberal Democrat supporters may have helped swing the vote further in their favour in what was acknowledged to be a two horse race.
So while Tim Farron would be delighted to receive
tactical votes from Labour supporters in marginal seats, he wants nothing to do with any electoral pact or «progressive alliance» that formally associates his party with Corbyn.
In summary, Brake retained quite a lot of
tactical votes from naturally Labour areas, and many of those he didn't retain went over to UKIP, with UKIP also sapping some Tory votes from the leafier areas.
The Lib Dems will be nowhere close to winning and I wouldn't be shocked if their vote share flat lines or even falls as a large chunk of the 19 % they got last time were loaned
tactical votes from the Tories due to the coalition my vote included.
Not exact matches
The problem with the second bullet point is that it's a good idea in theory but not usable in practice for two different reasons: (1) various cognitive biases would counteract your education
from working when populist politically aligns with someone; (2) and conscious
tactical choices would ensure that even those who are able to work around cognitive biases would still
vote for that populist if they are aligned.
The writing was on the wall for the chief secretary to the Treasury, who even with help
from some
tactical voting unionists just wasn't able to cobble together anything like the support he needed to stay in Westminster.
The British Election Study survey evidence suggests that Scottish Labour MPs will not be saved by incumbency effects or
tactical voting, so the party will primarily need to attract a significant number of their former voters back
from the SNP.
A recent Channel 4 News / YouGov poll suggested otherwise, reporting that potentially 9 Labour and 2 Lib Dem seats could saved
from the SNP by
tactical voting between unionist parties.
Uncertainty leads to lots of mistakes:
tactical voting away
from one of the top two candidates in favour of a lower placed one.
In both seats there appears to have been significant
tactical voting, with the Liberal Democrats likely benefiting
from Conservative defectors.
So far
from ending
tactical voting, AV just makes it more complicated.
That's why Dr. Roger Mortimore
from Ipsos MORI has said: «Under AV there is a real incentive for
tactical voting, because the order in which candidates are eliminated affects the result».
The Lib Dems have always benefited
from tactical voting - although their supporters stopped supporting Labour against us by and large in 2005.
I reported
from down there last week and while there was a sense of anti-Farage
tactical voting, it was not at the level you'd expect for him to actually come third.
Maybe closer to the election the Liberal Democrats will benefit
from voters focusing more on the specific situation in their constituency, with
tactical voting and incumbency effects kicking in.
I deliberately excluded that
from my answer for
tactical reasons (I didn't want to hurt an extensive answer by downvotes
from many P.SE users who
vote on pure partisan lines), but there's enough evidence to post a separate answer showing that Trump has a strong basis for claiming there may be fraud - how impactful, if of course impossible to quantify at the moment.
It's possible that No
votes will rally behind her to some extent but she will lose other
tactical votes that she got
from the SNP to keep the other two Parties out.
It was interesting to see that
tactical voting boosted Norman Baker's percentage
from 25 % to 37 %... and without that LDs trail 8 % points behind the Tories.
If the Lib Dem
vote crumbles away to nothing (
from tactical unwind) the Tories could probably get in to the high 20s here.
The group is not explicitly advocating
tactical voting but will aim to win swing voters away
from the Conservatives.
The Liberal Democrats benefit the most
from tactical voting and
from «incumbency
vote», so disproportionately suffer in polls like this.