Conservative MP Graham Brady demands the abolition of Air Passenger Duty but Robert Halfon tells the New Statesman it would be the wrong move.
Voters in the by-election offer an unkind but not an uncommon account of the battle between the leaders of the two main parties.
The by-election is an important test of the party's ability under Miliband to appeal to southern voters.
The Chancellor's fiscal conservatism means he won't deliver the tax cuts demanded by the right or the spending increases demanded by the left.
Rather than appealing for tactical votes from UKIP supporters in the Eastleigh by-election, the Tories should have supported a voting system that ends this dilemma.
With some reservations, Labour is inching towards accepting the Tories' proposal of a Royal Charter to underpin a new press regulator.
The "game-changing" pledge may be seen as just another slippery politician's promise.
The Chancellor's decision to freeze the inheritance tax threshold at £325,000, rather than raise it to a £1m, is an opportunity to put the principled case for the tax.
With the Tories in second place in 38 of the Lib Dems' 57 seats, Labour will need to consider whether to tacitly advise its supporters to vote for Clegg's party.
Spending on the bloated Common Agricultural Policy has been increased, while spending on infrastructure and other growth projects has been cut.