We reported last week that George Osborne and Vince Cable were pushing for a new toll road scheme on the heavily congested A14 near Cambridge. Today, the Sunday Times suggests that road tolling will play a central role in the government’s growth review on November 29.

The paper says Osborne and Cable want £50bn from the private sector, mainly pension funds and insurance companies, to fund new infrastructure, including roads, homes and power stations. In return they will get a share of tolls, rents and energy bills.

The problem is that ministers can’t force private companies to spend their money on such schemes: all they can do is put the incentives in place for them to do so. But these carry their own risks. Read more