The problem is that politicians' most cherished constituencies are big recipients of the most cherished tax breaks — including the exclusion for employer-provided health insurance; deductions for mortgage interest, state and local taxes and charitable donations; tax deferral for retirement savings; and special low taxes on investment income.
But basketball coaches, one of college sports most powerful constituencies, are vehemently opposed to one part of the N.C.A.A. proposal.
And although much of the newsroom may be uneasy with Sulzberger's leadership, his most important constituencies are the board and the family, and conversations with family members suggest that there is a united front.
Annual general meetings in most Labour constituencies are usually humdrum, businesslike affairs – a quick review of the year, a mumbled thanks for fundraising efforts and a show of hands to approve old accounts and new party officers.
That explains why, though its most immediately promising constituencies are southern, UKIP held its annual conference last year in Doncaster and why Mr Farage will spend much of the election campaign touring the north.In the long term, UKIP's prospects may be best there.
Entertainment executives, one of the Democratic Party's most important cash constituencies, are nervous about his embrace of the V-chip and his alliance with William J. Bennett, the former education secretary under President Ronald Reagan, in denouncing excessive violence and sex in movies, television and music.
A small, fervent faction from the Democratic Party's most liberal constituencies is deeply angered.
What do our elected leaders in Congress do to temper their most aggressive constituencies, be they left or right?
Throughout the 2008 campaign, Barack Obama's most loyal constituencies were the national press corps and the left wing of the Democratic Party.
It is therefore disappointing that voters in more than half the constituencies did not have the opportunity to express their will at the ballot box and that turnout in most other constituencies was low," Warsi said.
