the Financial Times said:Alistair Darling will this week announce plans to use legal powers to stop energy companies making an alleged £400m in excess profits from some of Britain’s poorest consumers.
In a highly unusual intervention in the market, the chancellor will announce in the Budget his plan to control the tariffs paid by 3.8m electricity customers and 2.8m gas customers who use pre-payment meters.
http://www.ft.com/cms/s/197ac342-ee21-11dc-a5c1-0000779fd2ac.html
And a good thing too.