Chancellor Rachel Reeves says she needs to raise £20bn. How might she do it?

BBCWe’re just a few weeks from the government’s crucial first Budget on 30 October and it’s clear Chancellor Rachel Reeves intends to raise money.There is a black hole in public finances, she says - based on her apparent discovery since arriving at No 11 Downing Street in July of an unbudgeted £22bn overspend in the current tax year.Now, whether that really is a newly discovered black hole is a matter of dispute.…