Will your 2% National Insurance cut be wiped out by the stealth income tax freeze? Figures show it'll boost typical pay by just £2.68-a-week.Government 'simplifies' Isa rules but keeps the £20,000 tax-free allowance frozen for a 7th year running.Autumn Statement at-a-glance: What it means for you - and use our calculator to see how much the NI cut will save.