By Nicholas Earl Energy bills will rise to a whopping £4,348 per year in April, warned Cornwall Insight, unless the Government commits to further support for households. The specialist has predicted the energy price cap will remain well above the current subsidised rates – which are already all-time highs – until 2024 at the earliest. Cornwall Insight is not the only forecast to dust off its predictions calculator, with rival forecasterAuxilione expecting the cap to rise even higher to £4,500 per year from April. This follows new Chancellor Jeremy Hunt confirming he will slash the duration of …