Watch: Allister Heath says micro-businesses are booming

Since 1971, when there were just 820,000 small firms in Britain, the economy has been transformed. Today, Britain has 4.8m firms, nearly all of them small businesses. But Allister Heath, City A.M.'s editor, argues that we need to help those start-ups keep growing – with lower taxes and less red tape.

Watch this week's Counterpoint video.