By Eliot Wilson Is dismissing ideas about genuine reform of the tax system as “unfunded pledges” really the best the Labour leader can do? Asks Eliot Wilson Taxation runs through politics like a golden thread. It was the battle for control over finance that precipitated the civil wars in Britain and Ireland, and “no taxation without representation” was a rallying cry of the rebels who fought for American independence. Debates about taxation tend to focus on changes at the margins. Income tax will rise or fall by a few per cent, or the tax bands will shift, or personal allowances will move this…